William H. Mangione-Smith Santosh G. Abraham Edward S. Davidson A Performance Comparison of the IBM RS/6000 and the Astronautics ZS-1. 39-46 1991 24 IEEE Computer 1 db/journals/computer/computer24.html#Mangione-SmithAD91 http://doi.ieeecomputersociety.org/10.1109/2.67192