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DDL dictionary version 2.1.6
Category CATEGORY_GROUP
Name:'category_group'
Description:
Provides a list of category groups to which the base category
belongs.
Category groups:ddl_group
category_group
Category keys:
_category_group.id
_category_group.category_id
Mandatory category: no
International Tables for Crystallography
Volume G: Definition and exchange of crystallographic data
Edited by S. R. Hall and B. McMahon
![[International Tables Vol. G]](https://www.iucr.org/__data/assets/image/0014/11156/g.gif) |
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| CIF dictionaries |
An essential guide and reference to CIF for programmers, data managers handling crystal-structure information and practising crystallographers.
