(Turin)International Fluid Power Symposium (Durham)International Fluid Power Symposium (Sheffield)International Fluid Power Symposium International Fluid Power Symposium (Munich)International Switching Symposium (Wash.)International Microwave Symposium (Brighton)International Power Sources Symposium (Atlanta)International Microwave Symposium Papers presented at the 5th international fluid power symposium (Warsaw)International CISM-IFTOMM Symposium