APA (7th ed.) Citation

Grácio, C., & Ramos, J. S. (2012). Rigidity and flexibility of surface groups.

Chicago Style (17th ed.) Citation

Grácio, Clara, and José Sousa Ramos. Rigidity and Flexibility of Surface Groups. 2012.

MLA (8th ed.) Citation

Grácio, Clara, and José Sousa Ramos. Rigidity and Flexibility of Surface Groups. 2012.

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