Hierarchical constraint logic programming

Optimization and relaxation in constraint logic languages

POPL '96 Proceedings of the 23rd ACM SIGPLAN-SIGACT symposium on Principles of programming languages

A Foundation of Solution Methods for Constraint Hierarchies

Constraints

Constraints for Object Recognition in Aerial Images - Handling of Unobserved Features

CP '98 Proceedings of the 4th International Conference on Principles and Practice of Constraint Programming

HCLP Based Service Composition

WI-IATW '06 Proceedings of the 2006 IEEE/WIC/ACM international conference on Web Intelligence and Intelligent Agent Technology

Composition in hierarchical CLP

IJCAI'95 Proceedings of the 14th international joint conference on Artificial intelligence - Volume 1

Use constraint hierarchy for non-functional requirements analysis

ICWE'05 Proceedings of the 5th international conference on Web Engineering