Wang, Jeng-Hwan, et Jiun-Lan Hsu. « Effects of Service Innovation on Oral Spreading and Consumption Intention in Catering Industry ». Revista de Cercetare si Interventie Sociala, vol. 47, décembre 2014, p. 220-32, https://www.rcis.ro/journal/article/view/2085-effects-of-service-innovation-on-oral-spreading-and.