6.  References

Bentley, J. L., ``Writing Efficient Code'', Department of Computer Science, Carnegie-Mellon University, Pittsburgh, Pennsylvania, CMU-CS-81-116, 1981.
Graham, S., Kessler, P., McKusick, M., ``gprof: A Call Graph Execution Profiler'', Proceedings of the SIGPLAN '82 Symposium on Compiler Construction, Volume 17, Number 6, June 1982. pp 120-126
Graham, S., Kessler, P., McKusick, M., ``An Execution Profiler for Modular Programs'' Software - Practice and Experience, Volume 13, 1983. pp 671-685
Ritchie, D. M. and Thompson, K., ``The UNIX Time-Sharing System'', CACM 17, 7. July 1974. pp 365-375