Ramaswamy V, Kalaiarasi I. ESR Investigation on Natural Barite Samples Collected from Mangampeta Mines of Cuddapah District, Andhra Pradesh, India. 5003 [Internet]. 2012 May 15 [cited 2024 Nov. 22];2(5):275-80. Available from: https://archive.aessweb.com/index.php/5003/article/view/3351