Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Ito Nobuo,Transition of Extensive Air Showers in the Atmosphere,Journal of the Physical Society of Japan,00319015,THE PHYSICAL SOCIETY OF JAPAN,1967,22,1,6-19,https://cir.nii.ac.jp/crid/1390282679169614464,https://doi.org/10.1143/jpsj.22.6