ABRAR ERLANGGA, Alif Muhammad; PERDANAKUSUMA, Andi Reza; HARIYANTI, Uun Hariyanti. Applying Zone of Tolerance to a Customer Service App in a Public Higher Education Institution. Journal The Winners, [S. l.], 2025. Disponível em: https://journal.binus.ac.id/index.php/winners/article/view/13863. Acesso em: 18 oct. 2025.