@inbook{402512, title = {Integr\'al}, booktitle = {Co je a na\v c je vy\v s\v s\'\i\ matematika?}, series = {GDML\_Books}, publisher = {Jednota \v cesk\'ych matematik\r u a fysik\r u}, address = {Praha}, year = {1942}, pages = {62-102}, url = {http://dml.mathdoc.fr/item/402512} }
(éd.). Integrál, dans Co je a nač je vyšší matematika?, GDML_Books, (1942), pp. 62-102. http://gdmltest.u-ga.fr/item/402512/