“Boundary Value Problems for Poisson’s Equation in a Multi-Wedge - Multi-Layered Region Part II. General Type of Interfacial Conditions”. Archives of Mechanics - Test 48, no. 4 (January 1, 1996): 711–745. Accessed June 28, 2025. https://am3.ippt.pan.pl/index.php/am/article/view/v48p711.