@article{ChapuisatSaintEspesZuhrtetal.1997,
  author    = {Chapuisat, Xavier and Saint-Esp{\´e}s, C{\´e}cile and Zuhrt, Christian and Z{\"u}licke, Lutz},
  title     = {A weak-mode representation of floppy molecules. IV. Spectroscopic states of model HCN and CNH},
  year      = {1997},
  language  = {en}
}
@article{SaintEspesChapuisatZuhrt1994,
  author    = {Saint-Esp{\´e}s, C{\´e}cile and Chapuisat, Xavier and Zuhrt, Christian},
  title     = {A weak-mode representation of floppy molecules. III : theoretical assignment of spectroscopic states},
  year      = {1994},
  language  = {en}
}
@article{ZuelickeZuhrtChapuisatetal.1994,
  author    = {Z{\"u}licke, Lutz and Zuhrt, Christian and Chapuisat, Xavier and Saint-Esp{\´e}s, C{\´e}cile},
  title     = {Internal dynamics of simple floppy molecules},
  year      = {1994},
  language  = {en}
}