Jau-Hsiung Huang Leonard Kleinrock Performance Evaluation of Dynamic Sharing of Processors in Two-Stage Parallel Processing Systems. 306-317 1993 4 IEEE Trans. Parallel Distrib. Syst. 3 http://doi.ieeecomputersociety.org/10.1109/71.210813 db/journals/tpds/tpds4.html#HuangK93