59-62
By: M. Deza
Publisher: "Sintaksis"
Published: 1983
Place of publication: Parizh
Language: rus
Number of pages: 46
Copyright date: 1983
Other titles: Pi︠a︡tʹdesi︠a︡t devi︠a︡tʹ-shestdesi︠a︡tʹ dva.