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A Procedure Mechanism for Backtrack Programming, Proceedings of the ACM Annual Conference, 401-405, Houston, Oct. 1976. PDF (461KB).
Language Facilities for Programmable Backtracking, Proceedings of the SIGART-SIGPLAN Symposium on Artificial Intelligence and Programming Languages, 94-99, Rochester, Aug. 1977 (with R. E. Griswold). PDF (446KB).
A Portable File System, Proceedings of the JPL-SIGNUM Conference on the Computing Environment for Mathematical Software, 17-18, Pasadena, July 1981. PDF (368KB).
A High-Level Programming and Command Language, Proceedings of the SIGPLAN'83 Symposium on Programming Language Issues in Software Systems, 212-219, San Francisco, June 1983 (with C. W. Fraser). PDF (659KB).
High-Level Language Facilities for Low-Level Services, Conference Record of the Twelfth ACM Symposium on Principles of Programming Languages, 217-224, New Orleans, Jan. 1985 (with C. W. Fraser). PDF (801KB).
EZ Processes, Proceedings of the 1990 International Conference on Computer Languages, 90-97, New Orleans, Mar. 1990 (with M. Kobayashi). PDF (95KB).
A Retargetable Debugger, Proceedings of the SIGPLAN'92 Conference on Programming Language Design and Implementation, 22-31, San Francisco, June 1992 (with N. Ramsey). PDF (112KB). http://www.cs.tufts.edu/~nr/ldb/
Distributed EZ, Proceedings of the 16th Annual International Computer Software and Applications Conference, 136-142, Chicago, Sep. 1992 (with A. E. Campos). PDF (96KB).
DUEL—A Very High-Level Debugging Language, Proceedings of the Winter USENIX Technical Conference, 107-117, San Diego, Jan. 1993 (with M. Golan). PDF (164KB).
Garbage Collection in Distributed EZ, Proceedings of the XIII International Conference of the Chilean Computer Science Society, 251-259, La Serena, Chile, Oct. 1993 (with A. E. Campos). PDF (62KB).
Dynamic Variables, Proceedings of the SIGPLAN'01 Conference on Programming Language Design and Implementation, 264-273, Snowbird, UT, June 2001 (with T. A. Proebsting). PDF (91 KB). Talkslides: PDF (75 KB).