APA (7th ed.) Citation

Erkama, T. (1973). Extensions of isomorphisms of polydiscs.

Chicago Style (17th ed.) Citation

Erkama, Timo. Extensions of Isomorphisms of Polydiscs. Helsinki, 1973.

MLA (9th ed.) Citation

Erkama, Timo. Extensions of Isomorphisms of Polydiscs. 1973.

Warning: These citations may not always be 100% accurate.