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Journal of the Southern African Institute of Mining and Metallurgy
versão On-line ISSN 2411-9717
versão impressa ISSN 0038-223X

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MA, L.Q. et al. Support stability mechanism in a coal face with large angles in both strike and dip. J. S. Afr. Inst. Min. Metall. [online]. 2015, vol.115, n.7, pp.599-606. ISSN 2411-9717.