Gintilienė, Gražina, Sigita Girdzijauskienė, Dovilė Černiauskaitė, Sigita Lesinskienė, Robertas Povilaitis, and Dainius Pūras. 2004. “A Standardised Lithuanian Version of Strenghts and Difficulties Questionnaire (SDQ) for School-Aged Children”. Psichologija 29 (January): 88-105. https://doi.org/10.15388/Psichol.2004. 4355.