Reference

E. Schnepf, E. Hegewald (1993): Didymogenes palatina Schmidle and Didymogenes anómala (G. M. Smith) Hind. (Chlorococcales): Taxonomy, Ultrastructure, Autosporogenesis and Autospore Wall Assembly – Archiv für Protistenkunde – 143_1993: 41 - 53.