@article{paperid:1039593, author = {Toomaj, Abdolsaeed and Doostparast, Mahdi}, title = {Comparisons of Mixed Systems Using Mean Vitality Function}, journal = {Journal of Statistical Theory and Applications}, year = {2014}, volume = {13}, number = {2}, month = {June}, issn = {1538-7887}, pages = {189--195}, numpages = {6}, keywords = {Coherent System; MRL; MVF; Mixed System; Stochastic Orders; Signature}, }