Boitor, C.G. et al. (2011) „Socio-economic factors and hygienic food-illness involved in determining dental caries of 12-year-old children in rural and urban area”, Revista de Cercetare si Interventie Sociala, 33, pp. 167–177. Disponibil la: https://www.rcis.ro/journal/article/view/356-socio-economic-factors-and-hygienic-food-illness-involved (Data accesării: 7 noiembrie 2026).