Abdullayev, J. . “SURROGAT ONALIK MUNOSABATLARINI TARTIBGA SOLISHNI TAKOMILLASHTIRISH MASALALARI”. Eurasian Journal of Academic Research, vol. 2, no. 8, Aug. 2022, pp. 189-94, https://in-academy.uz/index.php/ejar/article/view/3474.