Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) "Poornika, Seelagama and Piyadasa, Ratnayake",Tourism for Economic Development: The Invisible Hands that Hold the Pandora's Box,佐賀大学経済論集,02867230,佐賀大学経済学会,2016-03,48,4,39-58,https://cir.nii.ac.jp/crid/1050850412715256320,