Bonazzi, Riccardo, Vincent Grèzes, i Valérie Barbey. „Service Design Guidelines for New Types of Wellness Tourism“. ENTRENOVA - ENTerprise REsearch InNOVAtion 3, no. 1 (listopad 31, 2017): 332–339. Pristupljeno svibanj 18, 2024. https://hrcak.srce.hr/ojs/index.php/entrenova/article/view/14096.