International Geological Congress.
Subtitle: Report of the Twenty-Third Session Czechoslovakia 1968. Abstracts.
By: Edited by Jan Petránek.
Contributors: Petránek, Jan, ed.
Publisher: Academia
Published: 1968
Place of publication: Prague
Language: eng
Number of pages: 396
Subjects: Geology -- Congress -- Abstracts
Notes: English, French, or German.