Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI)
"Katsumata, Sotaro",A comparison of two lead user measures and an exploration of their nature,Journal of Business and Economics,02869101,長崎大学経済学会,2011-09-26,91,1-2,1-16,https://cir.nii.ac.jp/crid/1050287297251757696,