1. Ahada, C., & Suthar, S. (2018). Assessing groundwater hydrochemistry of Malwa Punjab, India. Arabian Journal of Geosciences, 11, 1–15. https://doi.org/10.1007/s12517-017-3355-8
2. Ahmad, S. S., Mazumder, Q. H., Jahan, S., Ahmed, M., & Islam, S. (2002). Hydrochemistry and classification of groundwater, Rajshahi city Corporation area, Bangladesh. Journal of Geological Society of India, 60, 411–418.
3. Amiri, V., Kamrani, S., Ahmad, A., Bhattacharya, P., & Mansoori, J. (2021). Groundwater quality evaluation using Shannon information theory and human health risk assessment in Yazd province, central plateau of Iran. Environmental Science and Pollution Research, 28, 1108–1130. https://doi.org/10.1007/s11356-020-10362-6
4. APHA. (2005). Standard methods for the examination of water and wastewater (21st ed.). American Public Health Association.
5. CGWB. (2014). Water quality issues and challenges in Punjab. Central Ground Water Board (CGWB), Ministry of Water Resources, Government of India. Online available at: http://cgwb.gov.in/WQ/Punjab%20Book%20Final%20for%20Printing.pdf. Accessed 3 Apr 2019