Michule, Evita, Mārīte Rozenfelde, and Regina Ogrina. 2021. “EXTENDING THE VOCABULARY TO 5-6-YEAR-OLD CHILDREN AFTER CORRECTING SOUNDS S-Z; SH-TICK PHONETIC DISORDERS”. Education Reform: Education Content Research and Implementation Problems 2 (February): 39-47. https://doi.org/10.17770/er2020.2.5370.