@article{10_21136_CMJ_1957_100257,
     author = {Zl\'amal, Milo\v{s}},
     title = {\"Uber die erste {Randwertaufgabe} f\"ur eine singul\"ar perturbierte elliptische {Differentialgleichung}},
     journal = {Czechoslovak Mathematical Journal},
     pages = {413--417},
     publisher = {mathdoc},
     volume = {07},
     number = {3},
     year = {1957},
     doi = {10.21136/CMJ.1957.100257},
     mrnumber = {0100714},
     zbl = {0089.08102},
     language = {ge},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1957.100257/}
}