Ambuli, D., and D. P. Vijayalakshmi. “Identifying the Apparent Key Attributes in Determining Extremely Satisfied Restaurant Patrons During the Current Pandemic”. The Journal of Contemporary Issues in Business and Government, vol. 27, no. 4, Aug. 2021, pp. 496-03, https://cibgp.com/au/index.php/1323-6903/article/view/1963.