TY  - GEN
AU  - Nielsen, E. Steemann
TI  - Marine photosynthesis: with special emphasis on the ecological aspects
T2  - Elsevier Oceanography Series, 13
SN  - 0444413200
U1  - 581.13342 
PY  - 1975///
CY  - Amsterdam
PB  - Elsevier
KW  - BOTANY
ER  -