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Raju, N.M. and Prasad, S. and Sinha, S.P. and Venkateswarlu, V. and Singh, B. (1986) Impact of R&D on improving productivity in bord and pillar workings. Journal of Mines, Metals & Fuels, 34 (7). pp. 326-336. ISSN 0022-2755

Venkateswarlu, V. and Sinha, A. and Raju, N.M. (1983) Roof Failure Due to Weathering and Design of Support Measures. IMMA Review, 20 (3). pp. 25-40.

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