Köthe, 1990
From dinoflaj2
Köthe, A., 1990: Paleogene dinoflagellates from northwest Germany - biostratigraphy and paleoenvironment. Geologisches Jahrbuch, Reihe A, no.118, p.3-111, pl.1-33.
Köthe, A., 1990: Paleogene dinoflagellates from northwest Germany - biostratigraphy and paleoenvironment. Geologisches Jahrbuch, Reihe A, no.118, p.3-111, pl.1-33.
