Mechanical load cell based on cavity-controlled microwave oscillators Farley, F. J. M. ; Vij, J. K. ; Kocot, A. ; Murthy, U. M. S. ; Burgess, M. Abstract Publication: IEEE Transactions on Microwave Theory Techniques Pub Date: September 1991 DOI: 10.1109/22.83837 Bibcode: 1991ITMTT..39.1611F