Burkšaitienė, Nijolė, and Jolita Šliogerienė. 2017. “VALIDATION OF LEARNING OUTCOMES GAINED OUTSIDE ACADEMIA: A LITHUANIAN CASE OF PORTFOLIO TRAINING”. SOCIETY. INTEGRATION. EDUCATION. Proceedings of the International Scientific Conference 2 (May): 397-409. https://doi.org/10.17770/sie2017vol2.2286.