Kozimjonov , N. A. oʻgʻli, and A. S. oʻgʻli Solijonov. “TYPES OF SOLAR CONCENTRATORS, THEIR ADVANTAGES AND DISADVANTAGES”. INTERNATIONAL СONFERENCE ON LEARNING AND TEACHING, vol. 1, no. 9, June 2022, pp. 423-6, https://researchedu.org/index.php/iclt/article/view/1985.