MUXTAROV, D. 620.92 INVESTIGATION OF DRYING EFFICIENCY IN A SOLAR INSTALLATION WITH COMPOSITE POLYETHYLENE FILM DEPENDING ON THE PRODUCT THICKNESS: Solar dryer. Scientific and Technical Journal of Namangan Institute of Engineering and Technology, [S. l.], v. 10, n. 2, p. 230–238, 2025. DOI: 10.61151/stjniet.v10i2.770. Disponível em: http://niet.uz/index.php/nj/article/view/770. Acesso em: 6 dec. 2025.