Template:Hanagata et al., 1998
- Hanagata, N., Karube, I., Chihara, M. & Silva, P.C. 1998. Reconsideration of the taxonomy of ellipsoidal species of Chlorella (Trebouxiophyceae, Chlorophyta), with establishment of Watanabea gen. nov. Phycological Research 46(4): 221–229, 40 figs. DOI: 10.1111/j.1440-1835.1998.tb00117.x