SHARMA, A. . On the Extension of Right-Finite Sets. International Journal on Recent Trends in Life Science and Mathematics, [S. l.], v. 8, n. 2, p. 51–58, 2021. Disponível em: https://www.ijlsm.org/index.php/ijlsm/article/view/153. Acesso em: 20 apr. 2024.