1. Dating phylogenetically basal Eudicots using rbcL sequences and multiple fossil reference points;Anderson;American Journal of Botany,2005
2. Die Flora der sarmatischen Stufe in Ungarn;Andreánszky,1959
3. An introduction to Palaeobotany;Arnold,1947
4. Paleoenvironmental evolution in the Pliocene marine-coastal succession of Val Chiusella (Ivrea, NW Italy);Basilici;Bollettino della Società Paleontologica Italiana,1997
5. Bayer, E., 1896. O rostlinstvy vrstec chlomeckych [Die Flora der chlomeker Schichten]. Vestnik Kralovske Ceske Spolecnosti Nauk, Trida Matematicko Prirodovedna 39.