ABDURAXIMOVA SHAHLO AZIM QIZI; KOSIMOVA XURSHIDA RAJABBOYOVNA. CONSTRUCTIVIST PEDAGOGICAL MODELS FOR DEVELOPING SKILLS THROUGH CHROMATOGRAPHIC PROBLEM-SOLVING TASKS. Research Focus International Scientific Journal, [S. l.], v. 4, n. 5, p. 20–23, 2025. DOI: 10.66073/researchfocus.v4i5.1606. Disponível em: https://refocus.uz/index.php/rf/article/view/1606. Acesso em: 28 jul. 2026.