Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Yamamoto Ikuo,Interference Theory of Supernumerary Rainbows,Journal of the Physics Education Society of Japan,03856992,The Physics Education Society of Japan,2003,51,2,104-106,https://cir.nii.ac.jp/crid/1390282679491912832,https://doi.org/10.20653/pesj.51.2_104