Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) K. Kawashima and Hisamatsu Nakano and Kazuhide Hirose and T. Yamane and Junji Yamauchi,Alternative derivation of integral equation for arbitrary antennas and scatterers,1982 Antennas and Propagation Society International Symposium,,Institute of Electrical and Electronics Engineers (IEEE),2005-03-23,20,,592-595,https://cir.nii.ac.jp/crid/1874242817693028992,https://doi.org/10.1109/aps.1982.1148794