Assessment of ground water quality using geo-spatial techniques in Punjab, Pakistan. Natural and Applied Sciences International Journal (NASIJ), Peshawar, Pakistan, v. 6, n. 1, p. 59–74, 2025. Disponível em: https://www.ideapublishers.org/index.php/nasij/article/view/6.1.3. Acesso em: 23 jul. 2026.