@book{403696,
title = {Dirichletov princ\'\i p},
series = {GDML\_Books},
publisher = {Mlad\'a fronta},
address = {Praha},
year = {1969},
language = {sk},
url = {http://dml.mathdoc.fr/item/403696}
}
Bukovský, Lev; Kluvánek, Igor. Dirichletov princíp. GDML_Books (1969), http://gdmltest.u-ga.fr/item/403696/