P. Thanapotivirat, 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 J, vol. 13, no. 2, pp. 214–229, Apr. 2020.