Bariki SK, T. BR, Saramanda G. Assessment of Physico- Chemical Quality of Drinking Water in Araku Valley Mandal of Visakhapatnam District, Andhra Pradesh, India. theijst [Internet]. 2015 Mar. 31 [cited 2024 Jul. 7];3(3). Available from: http://internationaljournalcorner.com/index.php/theijst/article/view/124336