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) Panagiotis Ch. Anastasopoulos and Fred L. Mannering and Venky N. Shankar and John E. Haddock,A study of factors affecting highway accident rates using the random-parameters tobit model,Accident Analysis & Prevention,0001-4575,Elsevier BV,2012-03,45,,628-633,https://cir.nii.ac.jp/crid/1363951796163624320,https://doi.org/10.1016/j.aap.2011.09.015