Mozel’, V. A., and V. A. Chernetskii. “Algebra of Bergman Operators With Automorphic Coefficients and Parabolic Group of Shifts”. Ukrains’kyi Matematychnyi Zhurnal 53, no. 9 (September 25, 2001): 1218–1223. Accessed December 6, 2025. https://umj.imath.kiev.ua/index.php/umj/article/view/4340.