Attaev, A.Kh., S.A. Iskakov, and M.I. Ramazanov. 2017. “Boundary Value Problem for the Fractional-Loaded Lavrent’ev-Bitsadze Equation”. Bulletin of the Karaganda University. Mathematics Series 87 (3):33-42. https://doi.org/10.31489/2017m3/33-42.