Spore assemblages of Upper Devonian and Tournasian deposits and the border between the Devonian and the Carboniferous in the Pipyat Depression
Reference:
Kedo,G.I. (1962)
Spore assemblages of Upper Devonian and Tournasian deposits and the border between the Devonian and the Carboniferous in the Pipyat Depression International Palynological Conference,1st,Tucson Akademya Nauk SSR,Instute Geology
P. 73- 79