@article{CMH_1936__9_138665,
     author = {Trygve Nagell},
     title = {\"Uber die {L\"osbarkeit} gewisser diophantischer {Gleichungen} dritten {Grades.}},
     journal = {Commentarii mathematici Helvetici},
     pages = {31--39},
     publisher = {mathdoc},
     volume = {9},
     year = {1936},
     zbl = {0015.00305},
     url = {http://geodesic.mathdoc.fr/item/CMH_1936__9_138665/}
}