Piasecki et al., 1992
From dinoflaj3
Piasecki, S., Larsen, L.M., Pedersen, A.K. and Pedersen, G.K., 1992: ynostratigraphy of the Lower Tertiary volcanics and marine clastic sediments in the southern part of the west Greenland Basin: Palimplications for the timing and duration of the volcanism. Grønlands Geologiske Undersøgelse, Rapport, no.154, p.13-31.