Rajevska, Feliciana, and Katrine Reima. “INVESTING IN PRESCHOOL AGE CHILDREN – A CASE STUDY OF VIDZEME REGION (LATVIA)”. SOCIETY. INTEGRATION. EDUCATION. Proceedings of the International Scientific Conference, vol. 4, May 2017, pp. 353-62, https://doi.org/10.17770/sie2017vol4.2247.