Occasional special issues accompanied by CD-ROM containing full-text and additional computer files.
Has silver anniversary CD-ROM containing a searchable database of program code from v. 1-25 (1975-2000).
Imprint varies: New York, Pergamon Press, 1975-
Affiliated with: International Association for Mathematical Geology, <2010->
Absorbed in 1990 COGS computer contributions, the technical journal of the Computer Oriented Geological Society.