Yuldashev, T.K., B.I. Islomov, and U.Sh. Ubaydullaev. “On Boundary Value Problems for a Mixed Type Fractional Differential Equation With Caputo Operator”. Bulletin of the Karaganda University. Mathematics Series 101, no. 1 (March 30, 2021): 127–137. Accessed July 10, 2025. http://mts.buketov.edu.kz/index.php/mathematics-vestnik/article/view/436.