@inproceedings{oai:niigata-u.repo.nii.ac.jp:00030908, author = {Ishii, Nozomu}, book = {International Symposium on Antennas and Propagation, International Symposium on Antennas and Propagation}, issue = {3E2-3}, month = {Nov}, note = {International Symposium on Antennas and Propagation (ISAP 2012) : October 29 - November 2, 2012 Nagoya, Japan.}, pages = {999--1002}, publisher = {The Institute of Electronics, Information and Communication Engineers}, title = {Novel Techniques of Avoiding Dips of Radiation Efficiency Measured by Improved Wheeler Method}, volume = {2012}, year = {2012} }