Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI)
OGAWA Hiroshi,The Decline of Radio ?,JOURNAL OF MASS COMMUNICATION STUDIES,13411306,"Japan Association for Media, Journalism and Communication Studies",2009,74,0,31-44,https://cir.nii.ac.jp/crid/1390282681076474880,https://doi.org/10.24460/mscom.74.0_31