Mireille Ducassé. Opium: An Extendable Trace Analyzer for Prolog. Journal of Logic and Algebraic Programming, 39(1-3):177-223, 1999.
@article{Ducasse99:1, title = {Opium: An Extendable Trace Analyzer for Prolog}, author = {Mireille Ducassé}, year = {1999}, tags = {Prolog}, researchr = {https://researchr.org/publication/Ducasse99%3A1}, cites = {0}, citedby = {0}, journal = {Journal of Logic and Algebraic Programming}, volume = {39}, number = {1-3}, pages = {177-223}, }