[1]
Krastiņa, E. et al. 2019. ANALYSIS OF METHODOLOGICAL APPROACHES TO PROBLEM SOLVING SKILL IN MATHS TEXTBOOKS FOR GRADES 5-6. SOCIETY. INTEGRATION. EDUCATION. Proceedings of the International Scientific Conference. 2, (May 2019), 255–266. DOI:https://doi.org/10.17770/sie2019vol2.3852.