A method for the measurement of small shifts of the resonance frequency of a microwave cavity Back to all publications Publication date 1 January 1968 DOI http://dx.doi.org/10.1088/0022-3735/1/2/423 Reference A. Vermeer and A.A. Ravenstein, A method for the measurement of small shifts of the resonance frequency of a microwave cavity, J. Phys. E 1, 152-154 (1968)