ULUG‘BEKOVICH, A. D. ENVIRONMENTAL AND ECONOMIC EFFICIENCY OF ACTIVE AND PASSIVE SOLAR HEATING SYSTEMS WITH SEASONAL HEAT STORAGE IN THE CLIMATIC CONDITIONS OF TASHKENT CITY. Research Focus International Scientific Journal, [S. l.], v. 5, n. 4, p. 28–32, 2026. DOI: 10.66073/researchfocus.v5i4.2298. Disponível em: https://refocus.uz/index.php/rf/article/view/2298. Acesso em: 28 jul. 2026.