Shanka, T. . ., E. . . Setiyati, and R. . Taylor. “NICHE RETAILING: SOUVENIR ATTRIBUTES AND PURCHASE INTENTIONS”. The Journal of Contemporary Issues in Business and Government, vol. 14, no. 1, June 2008, pp. 46-64, https://cibgp.com/au/index.php/1323-6903/article/view/42.