@article{IJOPCM_2009__2_2_222818,
     author = {Kumar, M.Senthil and Arumuganathan, R.},
     title = {Performance analysis of an {M/G/1} retrial queue with non-persistent calls, two phases of heterogeneous service and different vacation policies.},
     journal = {International journal of open problems in computer science and mathematics},
     pages = {196},
     year = {2009},
     volume = {2},
     number = {2},
     zbl = {1230.90066},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IJOPCM_2009__2_2_222818/}
}