@incollection{hickel1999hapa, author={Wolfgang {Hickel}}, title={{Hydrochemistry and phytoplankton abundance at time series station Helgoland Roads, North Sea, in 1979}}, year={1999}, doi={10.1594/PANGAEA.55833}, url={https://doi.org/10.1594/PANGAEA.55833}, note={In: Wiltshire, Karen Helen; Carstens, Kristine; Ecker, Ursula; Kirstein, Inga V: Hydrochemistry at time series station Helgoland Roads, North Sea since 1873. Alfred Wegener Institute - Biological Institute Helgoland, PANGAEA, https://doi.pangaea.de/10.1594/PANGAEA.960375 (dataset in review)}, type={data set}, publisher={PANGAEA} }