KAVIN PURI; RITESH JAIN; JASPAL SINGH. Studies on Deteriorating Air and Groundwater Quality in Northern India. Journal of Soil Salinity and Water Quality, India, v. 14, n. 1, p. 138–145, 2023. Disponível em: https://epubs.icar.org.in/index.php/JoSSWQ/article/view/140271. Acesso em: 25 oct. 2025.