JURAXUJAYEV , Davronxoʻja. Model for improving the methodological system of problem-based teaching approach in geography lessons. The Lingua Spectrum, [S. l.], v. 2, n. 1, p. 466–471, 2025. Disponível em: https://lingvospektr.uz/index.php/lngsp/article/view/452. Acesso em: 15 jun. 2026.