@incollection{MEM_2011_40_1_a38,
     author = {Stoynov, Pavel},
     title = {Mixed {Negative} {Binomial} {Distribution} by {Weighted} {Gamma} {Mixing} {Distribution}},
     booktitle = {},
     series = {Mathematics and Education in Mathematics},
     pages = {327--331},
     year = {2011},
     volume = {40},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MEM_2011_40_1_a38/}
}