APA (7th ed.) Citation

Costa, J. C. (2014). Canonical forms for free k-semigroups.

Chicago Style (17th ed.) Citation

Costa, José Carlos. Canonical Forms for Free K-semigroups. 2014.

MLA (8th ed.) Citation

Costa, José Carlos. Canonical Forms for Free K-semigroups. 2014.

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