@article{FiedlerWuestneckWeilandetal.1994,
  author    = {H. Fiedler and Rainer W{\"u}stneck and B. Weiland and Reinhard Miller and K. Haage},
  title     = {Surface chemical characterization of maleic acid mono[(4-alkyl piperazine-2-yl)- ethylesters] :1. The complex adsorption behavior of an ampholytic surfactant},
  year      = {1994},
}