APA
Karlsson S, Sveinbjornsson B, . (1981). Methodological comparison of photosynthetic rates measured by the 14 CO2 technique or infra-red gas analysis. : Photosynthetica.
Chicago
Karlsson S, Sveinbjornsson B, . 1981. Methodological comparison of photosynthetic rates measured by the 14 CO2 technique or infra-red gas analysis. : Photosynthetica.
Harvard
Karlsson S, Sveinbjornsson B, . (1981). Methodological comparison of photosynthetic rates measured by the 14 CO2 technique or infra-red gas analysis. : Photosynthetica.
MLA
Karlsson S, Sveinbjornsson B, . Methodological comparison of photosynthetic rates measured by the 14 CO2 technique or infra-red gas analysis. : Photosynthetica. 1981.