Graphical symbols for symmetry elements in one, two and three dimensions
                        
                        
                            Hahn, Th., 
                        
                        
                                        
                                            International Tables for Crystallography
                                         (2006). 
                                         
                                            Vol. A,
                                            
                                                            
                                                                        ch. 1.4,
                                                            
                                                            
                                                                pp. 7-11
                                                                        
                                            
                                        
                        
                        
[ doi:10.1107/97809553602060000503 ]
                         Scholar 
 
        Wolff, P. M. de,  Billiet, Y.,  Donnay, J. D. H.,  Fischer, W.,  Galiulin, R. B.,  Glazer, A. M.,  
Hahn, 
Th.,  Senechal, M.,  Shoemaker, D. P.,  Wondratschek, H.,  Wilson, A. J. C.  &  Abrahams, S. C.  (1992).   Symbols ...
                            
                            
                            
                            
                    
                        
                            Symmetry axes parallel to the plane of projection
                        
                        
                            Hahn, Th., 
                        
                        
                                        
                                            International Tables for Crystallography
                                         (2006). 
                                         
                                            Vol. A,
                                            
                                                            
                                                                Section 1.4.6,
                                                                    
                                                            
                                                                pp. 10-10
                                                                        
                                            
                                        
                        
                        
[ doi:10.1107/97809553602060000503 ]
                        
                            
                            
                            
                            
                    
                        
                            Symmetry planes inclined to the plane of projection (in cubic space groups of classes  and  only)
                        
                        
                            Hahn, Th., 
                        
                        
                                        
                                            International Tables for Crystallography
                                         (2006). 
                                         
                                            Vol. A,
                                            
                                                            
                                                                Section 1.4.3,
                                                                    
                                                            
                                                                pp. 8-8
                                                                        
                                            
                                        
                        
                        
[ doi:10.1107/97809553602060000503 ]
                        
                            
                            
                            
                            
                    
                        
                            Notes on graphical symbols of symmetry planes
                        
                        
                            Hahn, Th., 
                        
                        
                                        
                                            International Tables for Crystallography
                                         (2006). 
                                         
                                            Vol. A,
                                            
                                                            
                                                                Section 1.4.4,
                                                                    
                                                            
                                                                pp. 8-8
                                                                        
                                            
                                        
                        
                        
[ doi:10.1107/97809553602060000503 ]
                         Henry & K. Lonsdale. Birmingham: Kynoch Press. [Abbreviated as   IT   (1952).] Google Scholar 
 
        Wolff, P. M. de,  Billiet, Y.,  Donnay, J. D. H.,  Fischer, W.,  Galiulin, R. B.,  Glazer, A. M.,  
Hahn, 
Th.,  Senechal, M.,  Shoemaker, D. P ...
                            
                            
                            
                            
                    
                        
                            Symmetry planes normal to the plane of projection (three dimensions) and symmetry lines in the plane of the figure (two dimensions)
                        
                        
                            Hahn, Th., 
                        
                        
                                        
                                            International Tables for Crystallography
                                         (2006). 
                                         
                                            Vol. A,
                                            
                                                            
                                                                Section 1.4.1,
                                                                    
                                                            
                                                                pp. 7-7
                                                                        
                                            
                                        
                        
                        
[ doi:10.1107/97809553602060000503 ]
                        
                            
                            
                            
                            
                    
                        
                            Symmetry axes normal to the plane of projection and symmetry points in the plane of the figure
                        
                        
                            Hahn, Th., 
                        
                        
                                        
                                            International Tables for Crystallography
                                         (2006). 
                                         
                                            Vol. A,
                                            
                                                            
                                                                Section 1.4.5,
                                                                    
                                                            
                                                                pp. 9-9
                                                                        
                                            
                                        
                        
                        
[ doi:10.1107/97809553602060000503 ]
                        
                            
                            
                            
                            
                    
                        
                            Symmetry planes parallel to the plane of projection
                        
                        
                            Hahn, Th., 
                        
                        
                                        
                                            International Tables for Crystallography
                                         (2006). 
                                         
                                            Vol. A,
                                            
                                                            
                                                                Section 1.4.2,
                                                                    
                                                            
                                                                pp. 7-7
                                                                        
                                            
                                        
                        
                        
[ doi:10.1107/97809553602060000503 ]
                        
                            
                            
                            
                            
                    
                        
                            Symmetry axes inclined to the plane of projection (in cubic space groups only)
                        
                        
                            Hahn, Th., 
                        
                        
                                        
                                            International Tables for Crystallography
                                         (2006). 
                                         
                                            Vol. A,
                                            
                                                            
                                                                Section 1.4.7,
                                                                    
                                                            
                                                                pp. 10-10
                                                                        
                                            
                                        
                        
                        
[ doi:10.1107/97809553602060000503 ]
                        
                            
                            
                            
                            
                    
                        
                            Printed symbols for crystallographic items
                        
                        
                            Hahn, Th., 
                        
                        
                                        
                                            International Tables for Crystallography
                                         (2006). 
                                         
                                            Vol. A,
                                            
                                                            
                                                                        ch. 1.1,
                                                            
                                                            
                                                                pp. 2-3
                                                                        
                                            
                                        
                        
                        
[ doi:10.1107/97809553602060000500 ]
                        
                            
                            
                            
                            
                    
                        
                            Groups
                        
                        
                            Hahn, Th., 
                        
                        
                                        
                                            International Tables for Crystallography
                                         (2006). 
                                         
                                            Vol. A,
                                            
                                                            
                                                                Section 1.1.7,
                                                                    
                                                            
                                                                pp. 3-3
                                                                        
                                            
                                        
                        
                        
[ doi:10.1107/97809553602060000500 ]