Veera Reddy, B., R. M. Bhattacharjee, D. C. Panigrahi, and G. Benerjee. “Strata Behaviour of a Wide and Deep Longwall Panel under Massive Sandstone Bed – A Case Study”. Journal of Mines, Metals and Fuels, vol. 66, no. 11, Oct. 2022, pp. 811-7, https://informaticsjournals.com/index.php/jmmf/article/view/31803.