@inbook{401463,
     title = {Pedagogick\'a \v cinnost},
     booktitle = {Otakar Bor\r uvka a diferenci\'aln\'\i\ rovnice},
     series = {GDML\_Books},
     publisher = {Masarykova univerzita, P\v r\'\i rodov\v edeck\'a fakulta},
     address = {Brno},
     year = {1998},
     pages = {12-12},
     url = {http://dml.mathdoc.fr/item/401463}
}