@article{10_21136_CPM_1962_117433,
     author = {Apfelbeck, Alois},
     title = {Element\'arn{\'\i} d\r{u}kaz existence charakteristick\'ych hodnot pro symetrick\'e {Fredholmovy} integr\'aln{\'\i} rovnice 2. druhu},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky},
     pages = {367--374},
     year = {1962},
     volume = {87},
     number = {3},
     doi = {10.21136/CPM.1962.117433},
     mrnumber = {0182846},
     zbl = {0108.29101},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPM.1962.117433/}
}