@book{401153, title = {Karel Rychl\'\i k (1885--1968)}, series = {GDML\_Books}, publisher = {Prometheus}, address = {Praha}, year = {2003}, mrnumber = {MR2110226}, zbl = {1160.01323}, language = {cs}, url = {http://dml.mathdoc.fr/item/401153} }
Hykšová, Magdalena. Karel Rychlík (1885–1968). GDML_Books (2003), http://gdmltest.u-ga.fr/item/401153/