PLAKSA, S. A.; SHPAKIVSKYI, V. S. Limiting values of the Cauchy type integral in a three-dimensional harmonic algebra. Eurasian Mathematical Journal, [S. l.], v. 3, n. 2, p. 120–128, 2012. Disponível em: https://emj.enu.kz/index.php/main/article/view/795. Acesso em: 31 oct. 2025.