@article{paperid:1030392, author = {Mohtashami Borzadaran, Gholam Reza and Mohtashami Borzadaran, Hossein Ali}, title = {log-concavity property for Some Well-Known Distributions}, journal = {Surveys in Mathematics and its Applications}, year = {2011}, volume = {6}, month = {December}, issn = {1843-7265}, pages = {203--219}, numpages = {16}, keywords = {Log-concavity; Log-convexity; Continuous distributions; Pearson family; Burr family; Generalized gamma distributions; Generalized inverse Gaussian.}, }