APA (7th ed.) Citation

Costa, I. S. (2021). Group actions on contractible $2$-complexes I.

Chicago Style (17th ed.) Citation

Costa, Iván Sadofschi. Group Actions on Contractible $2$-complexes I. 2021.

MLA (9th ed.) Citation

Costa, Iván Sadofschi. Group Actions on Contractible $2$-complexes I. 2021.

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