APA (7th ed.) Citation

Zhou, L. (1999). An open constraint programming system for database and its implementation.

Chicago Style (17th ed.) Citation

Zhou, Lei. An Open Constraint Programming System for Database and Its Implementation. 1999.

MLA (8th ed.) Citation

Zhou, Lei. An Open Constraint Programming System for Database and Its Implementation. 1999.

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