@article{JF-9,
author= BERNARD P.ZEIGLER, CHENG-JYE LUH and TAG-GON KIM,
title="Model Base Management for Multifacetted Systems",
journal=ACM Transactions on Modeling and Computer Simulation - TOMACS,
volume= 1,
number=3,
pages= 195 - 218,
year= 1991. ,
}