@article{oai:shizuoka.repo.nii.ac.jp:00002816, author = {Watanabe, Kenzo and Takao, Iwao}, issue = {6}, journal = {Review of Scientific Instruments}, month = {Jun}, note = {application/pdf}, pages = {788--796}, title = {A High Sensitivity Bridge Detector Circuit System for Microwave Resonance Measurement}, volume = {42}, year = {1971} }