@article{DM_1993_5_3_a0,
     author = {G. I. Ivchenko},
     title = {Waiting time and related characteristics in a~multinomial scheme},
     journal = {Diskretnaya Matematika},
     pages = {3--34},
     publisher = {mathdoc},
     volume = {5},
     number = {3},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DM_1993_5_3_a0/}
}