1. “Unmanned Technology and Control Strategies in Flexible Manufacturing Systems with Random Flow of Parts and Tools”;Zeleny;Annals of the CIRP,1985
2. Acaccia, G.M., Michelini, R.C., Molfino R.M., Russo, M.G., Voiello G., “The Design and the Management of Tools Handling Services for Flexible Manufacturing”, 15th NAMRC, 608–614, (1987).
3. “FMS at Work”;Hartley,1984