@article{SpannenbergBuschmannHoldtetal.1999,
  author    = {A. Spannenberg and Hans-J{\"u}rgen Buschmann and Hans-Joachim Holdt and E. Schollmeyer},
  title     = {Complex formation of noncyclic, monocyclic and bicyclic ligands with nickel(II) and cobalt(II) in acetonitrile},
  year      = {1999},
}