YANG, G.-S.; JEAN, S.-P. INEQUALITIES OF HARDY TYPE IN TWO VARIABLES. Tamkang Journal of Mathematics, [S. l.], v. 24, n. 3, p. 341–354, 1993. DOI: 10.5556/j.tkjm.24.1993.4507. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/4507. Acesso em: 6 may. 2024.