@article{468,
      author       = "Hagell, G.T. and Pocklington, R. and Bedford Instit. of
                      Ocean",
      title        = "A Seagoing System for the Measurement of Particul Carbon,
                      Hydrogen and Nitrogen  ",
      year         = "1973",
      note         = "Obr. a tab. v textu, 1 sv.",
}