Contributions to the Oligocene flora of the Maykop Formation, Caucasus (spores and pollen).
Foreign title:
Materialy k Oligotsenovoy flore Maykopskoy Svity Kavkaza (Spory i pyl'tsa).
Reference:
Chiguryaeva,A.A. (1951)
Contributions to the Oligocene flora of the Maykop Formation, Caucasus (spores and pollen). [ Materialy k Oligotsenovoy flore Maykopskoy Svity Kavkaza (Spory i pyl'tsa). ] Botanicheskii Zhurnal
Vol. 36 # 3 P. 306- 307