Peter M. G. Apers Louis O. Hertzberger Ben J. A. Hulshof A. C. M. Oerlemans Martin L. Kersten PRISMA, a platform for experiments with parallelism. 169-180 1990 PRISMA Workshop db/conf/db-workshops/prisma90.html#ApersHHOK90 http://dx.doi.org/10.1007/3-540-54132-2_56