Rai, A., Paul, B. and Singh, G. (2010) “A Study on Backfill Properties and Use of Fly Ash for Highway Embankments”, Journal of Advanced Laboratory Research in Biology, 1(2), pp. 110-114. Available at: https://e-journal.sospublication.co.in/index.php/jalrb/article/view/44 (Accessed: 15August2020).