R.A.Nasimov. “AXBOROTLASHTIRISH TIZIMIDA SOLIQ YUKINI OPTIMALLASHTIRISH VA TAKOMILLASHTIRISH YO‘LLARI”. Ustozlar Uchun, vol. 16, no. 1, Mar. 2023, pp. 41-47, http://pedagoglar.uz/index.php/01/article/view/3397.