International
Tables for
Crystallography
Volume C
Mathematical, physical and chemical tables
Edited by E. Prince

International Tables for Crystallography (2006). Vol. C. ch. 9.2, p. 765

Figure 9.2.2.5 

S. Ďuroviča
[Figure 9.2.2.5]
Figure 9.2.2.5

Hierarchy of VC structures indicating the position of OD structures within it.