APA (7th ed.) Citation

Tukia, P. (1972). On discrete groups of the unit disk and their isomorphisms. Suomalainen Tiedeakatemia.

Chicago Style (17th ed.) Citation

Tukia, Pekka. On Discrete Groups of the Unit Disk and Their Isomorphisms. Helsinki: Suomalainen Tiedeakatemia, 1972.

MLA (9th ed.) Citation

Tukia, Pekka. On Discrete Groups of the Unit Disk and Their Isomorphisms. Suomalainen Tiedeakatemia, 1972.

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