Bibliographic Detail
Hasle, G.R., 1965
Reference:
Hasle, G.R. (1965). Nitzschia and Fragilariopsis species studied in the light and electron microscopes. III. The genus Fragilariopsis. Skr. Norske Vidensk.-Acad. Oslo, Mat,-Naturvidensk. Kl., ser 2 21: 1-49.
Publication Date:
1965
Notes:
reference in Hasle (1974 and INA).