On the change points of mean residual life and failure rate functions for some generalized gamma type distributionsM. Parsa, G.R. Motashami Borzadaran and A.H. Rezaei RoknabadiInt. J. Metrol. Qual. Eng., 5 1 (2014) 102DOI: https://doi.org/10.1051/ijmqe/2014002