“RETURN OPERATORI VA FUNKSIYADAN NATIJANI QAYTARISH. FUNKSIYANI BOSHQA FUNKSIYANING TURI, PARAMETRI VA NATIJASI SIFATIDA ISHLATILISHI”. Modern Education and Development, vol. 27, no. 4, June 2025, pp. 185-91, https://scientific-jl.com/mod/article/view/19233.