Late Eocene to Early Oligocene dinoflagellate cysts from the Proabonian Type-Area, (northeast Italy): Biostratigraphy and paleoenvironmental interpretation.
Reference:
Brinkhuis,H. (1994)
Late Eocene to Early Oligocene dinoflagellate cysts from the Proabonian Type-Area, (northeast Italy): Biostratigraphy and paleoenvironmental interpretation. Palaeogeography, Palaeoclimatology, Palaeoecology
Vol. 107 # 1 P. 121- 163