@book {998,
	title = {Z{\'a}klady aritmetiky},
	series = {Z{\'a}klady aritmetiky},
	number = {3},
	year = {2001},
	pages = {XLIV+92},
	publisher = {Veda},
	organization = {Veda},
	address = {Bratislava},
	isbn = {ISSN 1335-0668},
	author = {Frege, Gottlob}
}
