DETERMINATION THE AGE OF GALAXIES USING STRONG GRAVITATIONAL LENSING. Al-Nahrain Journal of Science, [S. l.], v. 11, n. 2, p. 112–114, 2018. Disponível em: https://anjs.edu.iq/index.php/anjs/article/view/1360. Acesso em: 2 apr. 2025.