A. V. Zagoroclnyuk, “On two statements of ‘The scottish book’ concerning a ring of bounded polynomial functionals on banach spaces”, Ukr. Mat. Zhurn., vol. 48, no. 10, pp. 1329–1336, Oct. 1996, Accessed: Dec. 05, 2025. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/5218