A. A. Murach and A. V. Anop, “Parameter-elliptic problems and interpolation with a function parameter”, MFAT, vol. 20, no. 2, pp. 103–116, Jun. 2014, Accessed: Feb. 04, 2026. [Online]. Available: https://zen.imath.kiev.ua/index.php/mfat/article/view/571