Kushnazarov , F. I., A. J. o‘g‘li Kurbonov, and S. T. o‘g‘li Oblaqulov. “ISHLAB CHIQARISH KORXONALARIDA TABIIY YORITISHNING SAMARADORLIGINI OSHIRISH CHORA-TADBIRLARI”. Educational Research in Universal Sciences, vol. 2, no. 4 SPECIAL, June 2023, pp. 1248-53, http://erus.uz/index.php/er/article/view/3051.