@article{BaumannGoeyensTregueretal.1995,
  author    = {Baumann, Marcus and Goeyens, L. and Tr{\´e}guer, P. and Baeyens, W.},
  title     = {The leading role of ammonium in the nitrogen uptake regime of Southern Ocean marginal ice zones / Goeyens, L. ; Tr{\´e}guer, P. ; Baumann, M.E.M. ; Baeyens, W. ; Dehairs, F.},
  series = {Journal of Marine Systems. 6 (1995), H. 4},
  journal   = {Journal of Marine Systems. 6 (1995), H. 4},
  isbn      = {0924-7963},
  pages     = {345 -- 361},
  year      = {1995},
  language  = {de}
}
@article{TuegBaumann1995,
  author    = {T{\"u}g, Helmut and Baumann, Marcus},
  title     = {Reply to the comments by R.L. McKenzie and P.V. Johnston on our paper "Problems of UV-B radiation measurements in biological research: Critical Remarks on current techniques and suggestions for improvements"},
  series = {Geophysical research letters},
  volume    = {Vol. 22},
  journal   = {Geophysical research letters},
  number    = {Iss. 9},
  issn      = {1944-8007 (E-Journal); 0094-8276 (Print)},
  pages     = {1159 -- 1160},
  year      = {1995},
  language  = {en}
}
@article{Baumann1996,
  author    = {Baumann, Marcus},
  title     = {Algenbl{\"u}ten \& Treibhauseffekt : Wechselwirkungen mit anthropogenen Aktivit{\"a}ten},
  series = {Wechselwirkung : Wissenschaft \& vernetztes Denken},
  volume    = {18},
  journal   = {Wechselwirkung : Wissenschaft \& vernetztes Denken},
  number    = {81},
  issn      = {0172-1623},
  pages     = {6 -- 11},
  year      = {1996},
  language  = {de}
}
@article{BaumannLaraHubbertenetal.1997,
  author    = {Baumann, Marcus and Lara, R.J. and Hubberten, D.N. and Thomas, D.N.},
  title     = {Dissolved organic matter studies in enclosed systems: Application of hydophobic fractionation for the assessment of organic nitrogen dynamics / Lara, R.J. ; Hubberten, U. ; Thomas, D.N. ; Baumann, M.E.M. ; Kattner, G.},
  series = {Journal of Marine Systems. 13 (1997), H. 1-4},
  journal   = {Journal of Marine Systems. 13 (1997), H. 1-4},
  isbn      = {0924-7963},
  pages     = {155 -- 161},
  year      = {1997},
  language  = {en}
}
@inproceedings{BrandiniBaumann1997,
  author    = {Brandini, Frederico P. and Baumann, Marcus},
  title     = {The potential role of melted 'brown ice' as sources of chelators and ammonia to the surface waters of the Weddell Sea, Antarctica},
  series = {Proceedings of the NIPR Symposium on Polar Biology : 10},
  booktitle = {Proceedings of the NIPR Symposium on Polar Biology : 10},
  address   = {Tokyo},
  organization    = {National Institute of Polar Research},
  issn      = {0914-563X},
  pages     = {1 -- 13},
  year      = {1997},
  language  = {en}
}
@article{MeinersBaumann1997,
  author    = {Meiners, Klaus and Baumann, Marcus},
  title     = {Lokale Beitr{\"a}ge zum globalen Klimaschutz},
  series = {Wechselwirkung : Wissenschaft \& vernetztes Denken},
  volume    = {19},
  journal   = {Wechselwirkung : Wissenschaft \& vernetztes Denken},
  number    = {84},
  issn      = {0172-1623},
  pages     = {6 -- 12},
  year      = {1997},
  language  = {de}
}
@article{BaumannGronsfeldSchuetzLembach1997,
  author    = {Baumann, Marcus and Gronsfeld, A. and Sch{\"u}tz-Lembach, G.},
  title     = {Nachdenklichkeit {\"u}ber Nachhaltigkeit : wie uns ein neues Wort alte Probleme neu entdecken l{\"a}ßt},
  series = {Wechselwirkung : Wissenschaft \& vernetztes Denken},
  volume    = {19},
  journal   = {Wechselwirkung : Wissenschaft \& vernetztes Denken},
  number    = {87},
  issn      = {0172-1623},
  pages     = {6 -- 11},
  year      = {1997},
  language  = {de}
}
@article{BaumannGoeyensSemenehetal.1998,
  author    = {Baumann, Marcus and Goeyens, L. and Semeneh, M. and Elskens, M.},
  title     = {Phytoplankton nutrient utilisation and nutrient signature in the Southern Ocean / Goeyens, L. ; Semeneh, M. ; Baumann, M.E.M. ; Elskens, M. ; Shopova, D. ; Dehairs, F.},
  series = {Journal of Marine Systems. 17 (1998), H. 1-4},
  journal   = {Journal of Marine Systems. 17 (1998), H. 1-4},
  isbn      = {0924-7963},
  pages     = {143 -- 157},
  year      = {1998},
  language  = {en}
}
@article{BaumannSemenehDehairsetal.1998,
  author    = {Baumann, Marcus and Semeneh, M. and Dehairs, F. and Elskens, M.},
  title     = {Nitrogen uptake regime and phytoplankton community structure in the Southern Ocean / Semeneh, M. ; Dehairs, F. ; Elskens, M. ; Baumann, M.E.M. ; Kopczynska, E.E. ; Lancelot, C. ; Goeyens, L.},
  series = {Journal of Marine Systems. 17 (1998), H. 1-4},
  journal   = {Journal of Marine Systems. 17 (1998), H. 1-4},
  isbn      = {0924-7963},
  pages     = {159 -- 177},
  year      = {1998},
  language  = {en}
}
@article{BaumannPeschel1998,
  author    = {Baumann, Marcus and Peschel, G.},
  title     = {Aktuelle Entwicklungen zur Luftreinhaltung in der Stadt Aachen},
  series = {Wechselwirkung : Wissenschaft \& vernetztes Denken},
  volume    = {20},
  journal   = {Wechselwirkung : Wissenschaft \& vernetztes Denken},
  number    = {91},
  issn      = {0172-1623},
  pages     = {22 -- 29},
  year      = {1998},
  language  = {de}
}