@article{JRAM_1969__234_150897,
     author = {K.L. Mampel},
     title = {\"Uber {Zindlerkurven.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {12--44},
     publisher = {mathdoc},
     volume = {234},
     year = {1969},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1969__234_150897/}
}