Wibawa, I., and K. Mathilda. “Squences Of Service Implementation In Improving The Service Quality At Lobby Lounge Bar And Restaurant JW Marriot Hotel Surabaya”. Journey : Journal of Tourismpreneurship, Culinary, Hospitality, Convention and Event Management, Vol. 6, no. 1, June 2023, pp. 107-26, doi:10.46837/journey.v6i1.160.