@article{10_21136_CPM_1981_108279,
     author = {Navr\'atil, Ji\v{r}{\'\i}},
     title = {Pozn\'amka k v\v{e}t\v{e} o substituci pro {Riemann\r{u}v} integr\'al},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky},
     pages = {79--83},
     publisher = {mathdoc},
     volume = {106},
     number = {1},
     year = {1981},
     doi = {10.21136/CPM.1981.108279},
     mrnumber = {613710},
     zbl = {0456.26005},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPM.1981.108279/}
}