著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Donald J. Kessler and Burton G. Cour‐Palais,Collision frequency of artificial satellites: The creation of a debris belt,Journal of Geophysical Research: Space Physics,0148-0227,American Geophysical Union (AGU),1978-06,83,A6,2637-2646,https://cir.nii.ac.jp/crid/1360292620008551424,https://doi.org/10.1029/ja083ia06p02637