Stover and Helby, 1987d
From dinoflaj2
Stover, L.E. and Helby, R., 1987d: Some Early Cretaceous dinoflagellates from the Houtman-1 well, Western Australia. In: Jell, P.A. (editor), Studies in Australian Mesozoic palynology; Memoir of the Association of Australasian Palaeontologists, no.4, p.261-295.