@article{10_21136_AM_1991_104462,
     author = {R\"oschel, Otto},
     title = {Darboux-Zwangl\"aufe und \"aquiforme {Kinematik}},
     journal = {Applications of Mathematics},
     pages = {233--240},
     publisher = {mathdoc},
     volume = {36},
     number = {3},
     year = {1991},
     doi = {10.21136/AM.1991.104462},
     mrnumber = {1109127},
     zbl = {0731.53008},
     language = {ge},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/AM.1991.104462/}
}