Luigi Carullo Angelo Furfaro Libero Nigro Francesco Pupo Modelling and simulation of complex systems using TPN Designer. 503-532 2003 11 Simulation Modelling Practice and Theory 7-8 http://dx.doi.org/10.1016/S1569-190X(03)00064-9 db/journals/simpra/simpra11.html#CarulloFNP03