@article{10_14708_wm_v16i01_3066,
     author = {A. I. Demczyszyn},
     title = {Pocz\k{a}tki teorii zagadnie\'n brzegowych typu {Sturma-Liouville{\textquoteright}a}},
     journal = {Wiadomo\'sci Matematyczne},
     pages = { 51--54},
     publisher = {mathdoc},
     volume = {16},
     number = {01},
     year = {1973},
     doi = {10.14708/wm.v16i01.3066},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/wm.v16i01.3066/}
}