Alcántara Bode, Julio. Reorderings of Series in Banach Spaces and Some Problems in Number Theory. Pro Mathematica 16, no. 31-32 (febrero 11, 2002): 97.105. Accedido diciembre 24, 2024. https://revistas.pucp.edu.pe/index.php/promathematica/article/view/8185.