Il'kiv, V. et al. 2026. Nonlocal boundary value problem for the inhomogeneous equation with the differentiation operator $z\frac{\partial}{\partial z}$ and homogeneous boundary conditions. Carpathian Mathematical Publications. 18, 2 (Oct. 2026), 468–477. DOI:https://doi.org/10.15330/cmp.18.2.468-477.