Climatic and oceanographic changes reflected in the palynological record of orbitally induced Late Albian black shale rhythms from Central Italy

by Kouwenberg, L. L. R., Galeotti, S., Leereveld, H.
Source: 1. Mineralia Slovaca 1. 0369-2086 1. Roč. 29, č. 4-5(1997), s. 245-247