Sulistya Rini, E., y B. K. F. Sembiring. «Servicescape and Satisfaction As Antecedent of Revisiting Intention to Tourist Destination of Lake Toba». Opción, Vol. 35, octubre de 2019, pp. 768-77, https://produccioncientifica.luz.edu.ve/index.php/opcion/article/view/32281.