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

International Tables for Crystallography (2006). Vol. C. ch. 5.4, p. 539

Figure 5.4.2.2 

A. Olsenb
[Figure 5.4.2.2]
Figure 5.4.2.2

Schematic diagram of three Kikuchi lines that nearly intersect at the same point.