Vosylis , Rimantas, Rita Žukauskienė, and Oksana Malinauskienė. 2012. “Comparison of Internet-Based Versus Paper-and-Pencil Administered Assessment of Positive Development Indicators in adolescents’ Sample”. Psichologija 45 (January): 7-21. https://doi.org/10.15388/Psichol.2012.45.1.