KIRILLOV, S. A. A note on the theorems of paley and stein. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 52, n. 4, p. 562–566, 2000. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/4447. Acesso em: 5 dec. 2025.