Babu Rao, Nirmala, T Anuradha, Laxmi Poornima Chuhaan, and A C Omkar. 2015. “Urea and Ascorbic Acid As Ameliorators of Cement Dust Toxicity in Oryza Sativa Var. B.P.T.5204”. Recent Research in Science and Technology 6 (2). https://updatepublishing.com/journal/index.php/rrst/article/view/1145.