Liu, X.; Zhu, H.; Liu, B.; Liu, G.; Hu, Z. (2017). Classification of Planctonema-like algae, including a new genus Planctonemopsis gen. nov., a new species Planctonema gelatinosum sp.nov. and a reinstated genus Psephonema (Trebouxiophyceae, Chlorophyta). Journal of Phycology. 53(4): 869-879.
Classification of Planctonema-like algae, including a new genus Planctonemopsis gen. nov., a new species Planctonema gelatinosum sp.nov. and a reinstated genus Psephonema (Trebouxiophyceae, Chlorophyta)