1. Spores and pollen characteristic of Cretaceous deposits in the central regions of the U.S.S.R.;Bolchovitina;Tr. Inst. Geol. Nauk, Akad. Nauk S.S.S.R., Geol. Ser.,1953
2. The fossil spores of the ferns of the family Gleicheniaceae (taxonomy and distribution);Bolchovitina,1966
3. Species of pollen and spores in the Upper Cretaceous sediments of the Chulym-Yenisey depression;Chlonova;Tr. Inst. Geol. Geofiz., Sibirsk. Otd. Akad. Nauk S.S.S.R.,1960
4. Spores and pollen of the upper part of the Upper Cretaceous sediments in the eastern part of the West-Siberian depression;Chlonova;Tr. Inst. Geol. Geofiz., Sibirsk. Otd. Akad. Nauk S.S.S.R.,1961
5. Difference in microspore composition of some samples from a bore at Comaum, South Australia;Cookson;Australian J. Botany,1953