Thanapotivirat, P., W. Homboonyong, A. Amornsittinon, R. Patcharapuwadol, and N. Hamloha. “Customer Expectation and Perception of the Service Quality of Dessert Café in Pathumwan District Bangkok”. Dusit Thani College Journal, vol. 13, no. 2, Apr. 2020, pp. 214-29, https://so01.tci-thaijo.org/index.php/journaldtc/article/view/241068.