International
Tables for
Crystallography
Volume G
Definition and exchange of crystallographic data
Edited by S. R. Hall and B. McMahon

International Tables for Crystallography (2006). Vol. G, ch. 1.1, p. 7

Figure 1.1.8.1 

S. R. Halla* and B. McMahonb

aSchool of Biomedical and Chemical Sciences, University of Western Australia, Crawley, Perth, WA 6009, Australia, and bInternational Union of Crystallography, 5 Abbey Square, Chester CH1 2HU, England
Correspondence e-mail:  syd@crystal.uwa.edu.au

[Figure 1.1.8.1]
Figure 1.1.8.1

Informal DDL used in the initial version of the core CIF dictionary (now superseded by DDL1.4).