Joint ERCIM/CoLogNet International Workshop on Constraint Solving and Constraint Logic Programming Barcelona, Spain, SpringerLink (Online service), Larrosa, J., & O'Sullivan, B. (2011). Recent advances in constraints: 14th annual ERCIM international workshop on constraint solving and constraint logic programming, CSCLP 2009, Barcelona, Spain, June 15-17, 2009 : revised selected papers. Springer.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रJoint ERCIM/CoLogNet International Workshop on Constraint Solving and Constraint Logic Programming Barcelona, Spain, SpringerLink (Online service), Javier Larrosa, और B. O'Sullivan. Recent Advances in Constraints: 14th Annual ERCIM International Workshop on Constraint Solving and Constraint Logic Programming, CSCLP 2009, Barcelona, Spain, June 15-17, 2009 : Revised Selected Papers. Berlin, New York: Springer, 2011.
एमएलए (9वां संस्करण) प्रशस्ति पत्रJoint ERCIM/CoLogNet International Workshop on Constraint Solving and Constraint Logic Programming Barcelona, Spain, et al. Recent Advances in Constraints: 14th Annual ERCIM International Workshop on Constraint Solving and Constraint Logic Programming, CSCLP 2009, Barcelona, Spain, June 15-17, 2009 : Revised Selected Papers. Springer, 2011.