@Book{1971946516, author="Krumbeck, Hartwig and Ockenfeld, Klaus", title="Measurement of primary production in aquatic systems by the radiocarbon method", series="Prim{\"a}rproduktionsbestimmungen in aquatischen Systemen", year="1998", publisher="Rostock : Universit{\"a}t Rostock, Institut f{\"u}r Biowissenschaften, 1998", address="Rostock", note="Hrtwig Krumbeck; Klaus Ockenfeld", doi="10.18453/rosdok_id00005553", url="https://purl.uni-rostock.de/rosdok/id00005553", url="https://doi.org/10.18453/rosdok_id00005553", language="English" }