1. The unified modeling language user guide;Booch,1999
2. Simulation Modelling Handbook: a practical approach;Chung,2004
3. Monte Carlo applications in system engineering;Dubi,2000
4. Gerosa, M., Macchi, M., Cavalieri S. (2006). Spare parts provisioning for industrial plants: a survey from literature. Maintenance Management '06, Sorrento.
5. Maintenance spare parts logistics: Special characteristics and strategic choices;Huiskonen;International Journal of Production Economics,2001