Dodekova, 1992
From dinoflaj2
Dodekova, L., 1992: Dinoflagellate cysts from the Bathonian-Tithonian (Jurassic) of north Bulgaria. II. Taxonomy of Oxfordian and Kimmeridgian dinoflagellate cysts. Geologica Balcanica, v.22, no.3, p.33-69, pl.1-10.