ASLAM MALIK M.; ASIM ZAFAR M. G-subsets of an invariant subset ℚ*(√k 2m) of ℚ(√m) \ ℚ under the modular group action. Utilitas Mathematica , [S. l.], v. 91, 2013. Disponível em: https://utilitasmathematica.com/index.php/Index/article/view/965. Acesso em: 9 jul. 2026.