@article{ARM_1965_1_1_a1,
     author = {Hust\'y, Zden\v{e}k},
     title = {Adjungierte und selbstadjungierte lineare {Differentialgleichungen}},
     journal = {Archivum mathematicum},
     pages = {21--34},
     year = {1965},
     volume = {1},
     number = {1},
     mrnumber = {0197814},
     zbl = {0151.10901},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/ARM_1965_1_1_a1/}
}