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Failure free warranty policies for non-repairable products : a review and some extensions D. G. Nguyen; D. N. P. Murthy — 1988 RAIRO - Operations Research - Recherche Opérationnelle
Two-dimensional combination warranty policies B. P. Iskandar; R. J. Wilson; D. N. P. Murthy — 1994 RAIRO - Operations Research - Recherche Opérationnelle