Indexing for describing the contents of documents; coordinate indexing with descriptors
Edition 1988-09

Indexing for describing the contents of documents; syntactical indexing with descriptors
Edition 1988-09

Establishment of indexes; terms, formal presentation of printed indexes
Edition 1988-06

Data element catalogue for bibliographic data; concepts and presentation
Edition 1984-01

Data element catalogue for bibliographic data; systematic part
Edition 1985-05

Data element catalogue for bibliographic data; indicator for the processing of categories
Edition 1990-02

Data element catalogue for bibliographic data; codes for entries for data categories
Edition 1987-05

Data element catalogue for bibliographic data; handling of data categories with one entry or more entries in data formats
Edition 1988-09

Data element catalogue for bibliographic data; data element catalogue for the description of institutions
Edition 1988-09