APA aipamena

Cohen, D., Jeavons, P., & Živný, S. (2008). The expressive power of valued constraints: Hierarchies and collapses.

Chicago Style aipamena

Cohen, D., P. Jeavons, and S. Živný. The Expressive Power of Valued Constraints: Hierarchies and Collapses. 2008.

MLA aipamena

Cohen, D., et al. The Expressive Power of Valued Constraints: Hierarchies and Collapses. 2008.