%0 Book Section %B Robotics and Flexible Manufacturing Systems %D 1992 %T Improving Throughput Upper Bounds for Net Based Models %A J. Campos %A J.M. Colom %A M. Silva %E S.G. Tzafestas %E J.C. Gentina %C Amsterdam, The Netherlands %I Elsevier Science Publishers B.V. (North Holland) %P 281-294 %@ 0-444-89705-4