IQBAL, Sheikh Mohammed; AHMED, Sarfraz; RASHID, Sajid. Urban geology and environmental problems of Lahore City, Pakistan. Journal of Nepal Geological Society, [S. l.], v. 23, p. 47–58, 2001. DOI: 10.3126/jngs.v23i0.34406. Disponível em: https://nepjol.info/index.php/JNGS/article/view/34406. Acesso em: 6 dec. 2025.