@article{10_21136_CPMF_1913_122120,
     author = {R\'adl, Franti\v{s}ek},
     title = {Pozn\'amka k theorii rovnic differenci\'aln{\'\i}ch line\'arn{\'\i}ch. {[IV.]}},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky},
     pages = {20--28},
     publisher = {mathdoc},
     volume = {42},
     number = {1},
     year = {1913},
     doi = {10.21136/CPMF.1913.122120},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1913.122120/}
}