Lotrean, L.M. et al. (2009) „Factors associated with smoking among Romanian senior high school students”, Revista de Cercetare si Interventie Sociala, 25, pp. 83–100. Disponibil la: https://www.rcis.ro/journal/article/view/267-factors-associated-with-smoking-among-romanian-senior-high (Data accesării: 7 noiembrie 2026).