@article{PORMA_1943__4_2_114620,
     author = {Sch\"arf, Henryk},
     title = {Ueber links-und rechtsseitige {Stieltjesintegrale} und deren {Anwendungen}},
     journal = {Portugaliae mathematica},
     pages = {73--118},
     publisher = {mathdoc},
     volume = {4},
     number = {2},
     year = {1943},
     mrnumber = {0011112},
     zbl = {0028.35201},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1943__4_2_114620/}
}