APA (7th ed.) Citation

Fink, E., & Segal, D. (2013). On some non-periodic branch groups.

Chicago Style (17th ed.) Citation

Fink, E., and D. Segal. On Some Non-periodic Branch Groups. 2013.

MLA (9th ed.) Citation

Fink, E., and D. Segal. On Some Non-periodic Branch Groups. 2013.

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