First National Clay Conference, Bucharest, November 1973 =
Subtitle: Prima Conferința Națională Pentru Argile, București, Noiembrie 1973.
Series: Studii tehnice și economice : Seria I, Mineralogie-petrografie ;; nr. 13
Publisher: Institutul de Geologie și Geofizică
Published: 1975
Place of publication: Bucharest
Language: eng
Number of pages: 132
Subjects: Clay -- Romania -- Congresses.
Notes: Includes bibliographies.
English or French.