TANISH KUMAR; MAHESH CHAND SINGH; JP SINGH. Trend Analysis of Groundwater Level, Rainfall and Area under Groundwater Irrigation in Ropar District of Punjab. Journal of Soil Salinity and Water Quality, India, v. 14, n. 1, p. 108–116, 2023. Disponível em: https://epubs.icar.org.in/index.php/JoSSWQ/article/view/140260. Acesso em: 25 oct. 2025.