International
Tables for
Crystallography
Volume A
Space-group symmetry
Edited by Th. Hahn

International Tables for Crystallography (2006). Vol. A. ch. 9.3, p. 756

Figure 9.3.2.1 

B. Grubera

a Department of Applied Mathematics, Faculty of Mathematics and Physics, Charles University, Malostranské nám. 25, CZ-11800 Prague 1, Czech Republic

[Figure 9.3.2.1]
Figure 9.3.2.1

A set [M \subset E_{2}] consisting of three components.