@article{MZ_1939__44_168794,
     author = {K., Mayr},
     title = {\"Uber die {L\"osung} von {Umkehrproblemen} durch {Differentialresolventen}},
     journal = {Mathematische Zeitschrift},
     pages = {91--103},
     publisher = {mathdoc},
     volume = {44},
     year = {1939},
     zbl = {0018.35101},
     url = {http://geodesic.mathdoc.fr/item/MZ_1939__44_168794/}
}