@article{MZ_1968__103_170889,
     author = {J. Nikolaus},
     title = {Lineare {Differentialgleichungen} mit gegebener ganzer {L\"osung.}},
     journal = {Mathematische Zeitschrift},
     pages = {30--36},
     year = {1968},
     volume = {103},
     zbl = {0161.27704},
     url = {http://geodesic.mathdoc.fr/item/MZ_1968__103_170889/}
}