Physico – Chemical Analysis of Water Samples of Urban and Rural Area In Tirunelveli District., India. International Journal of Food and Nutritional Sciences, [S. l.], v. 11, n. 8, p. 2525–2536, 2022. Disponível em: https://ijfans.org/index.php/Journal/article/view/8521. Acesso em: 18 jul. 2026.