GURIȚĂ, D. “Studies Regarding Placebo and Nocebo Effect in Marketing”. Anuarul Universitatii "Petre Andrei" Din Iasi - Fascicula: Drept, Stiinte Economice, Stiinte Politice, vol. 28, Dec. 2021, pp. 189-96, https://lumenpublishing.com/journals/index.php/upa-sw/article/view/5033.