ZAHID ALI ZENEI, S. INTEGRABILITY OF TRIGONOMETRIC SERIES. Tamkang Journal of Mathematics, [S. l.], v. 21, n. 4, p. 295–301, 1990. DOI: 10.5556/j.tkjm.21.1990.4674. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/4674. Acesso em: 28 mar. 2024.