Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) "片山, 富弘 and Katayama, Tomihiro",Promotion Analysis of Mobile Phone : Focus on FOMA of University Students,Bulletin of Nakamura Gakuen University and Nakamura Gakuen Junior College,13477331,福岡 : 中村学園大学 ; 2001-2021,2006-03-15,38,,161-168,https://cir.nii.ac.jp/crid/1050861936168301952,