Shure, G. H., Meeker, R. J., and Moore, W. H., Jr., "TRACE—Time-shared routines for analysis, classification and evaluation", pp525-529

[AFIPS] Proceedings of the 1967 Spring Joint Compu (1967) [AFIPS] Proceedings of the 1967 Spring Joint Computer Conference, April 18-20, Atlantic City, N. J. SJCC 30  

Languages mentioned TRACE {1967}