M. V. Oleksienko and O. V. Lopushansky, “Hardy type spaces on infinite dimensional group orbits”, MFAT, vol. 17, no. 3, pp. 225–234, Sep. 2011, Accessed: Dec. 16, 2025. [Online]. Available: https://zen.imath.kiev.ua/index.php/mfat/article/view/488