Peter E. Hart, Nils J. Nilsson, Ray Perrault, Tom M. Mitchell, Casimir A. Kulikowski. In Memoriam: Charles Rosen, Norman Nielsen, and Saul Amarel. AI Magazine, 24(1):6-12, 2003.
@article{HartNPMK03, title = {In Memoriam: Charles Rosen, Norman Nielsen, and Saul Amarel}, author = {Peter E. Hart and Nils J. Nilsson and Ray Perrault and Tom M. Mitchell and Casimir A. Kulikowski}, year = {2003}, tags = {e-science}, researchr = {https://researchr.org/publication/HartNPMK03}, cites = {0}, citedby = {0}, journal = {AI Magazine}, volume = {24}, number = {1}, pages = {6-12}, }