TY  - BOOK
AU  - Hasle
TI  - Nitzschia and fragilariopsis species studied in the light and electron microscopes
T2  - I. Mat - Natury. Klasse. Ny serie. No. 21
PY  - 1965///
CY  - Oslo, Universitetsforlaget
PB  - Grethe Rytter Hasle, Institute for Marine Biology, B, University of Oslo
KW  - fragilariopsis
KW  - chave para a especie nitzschia
ER  -