The Middle Cretaceous flora of the European Palaeofloristic Province. (In: Proceedings of the 4th European Palaeobotanical and Palynological Conference. G.W.Herngreen, editor)
Reference:
Voronova,M.A. et al. (1997)
The Middle Cretaceous flora of the European Palaeofloristic Province. (In: Proceedings of the 4th European Palaeobotanical and Palynological Conference. G.W.Herngreen, editor) Mededelingen Nederlands Instituut Voor Toegepaste Geowetenschap TNO
Vol. 58 P. 157- 161