Nakamura M, Kuniyoshi M, Yamaji M, Amasaka K. Proposal And Validity Of The Product Planning Business Model A-POST ? The Application Of The Text Mining Method To Scooter Exterior Design. JBCS [Internet]. 2008 Sep. 1 [cited 2024 Jul. 18];4(9):61-72. Available from: https://clutejournals.com/index.php/JBCS/article/view/4808