P. Borovansky, H. Cirstea, H. Dubois, C. Kirchner, H. Kirchner, P.E. Moreau, C. Ringeissen and M. Vittek "ELAN V 3.3 User manual" INRIA Lorraine & LORIA, Nancy (France), third edition, December 1998

Languages mentioned

• Elan {1998} Constraint logic program