@article{RO_2019__53_5_1861_0,
     author = {Sharma, Sapana and Kumar, Rakesh and Ammar, Sherif Ibrahim},
     title = {Transient and steady-state analysis of a queuing system having customers{\textquoteright} impatience with threshold},
     journal = {RAIRO - Operations Research - Recherche Op\'erationnelle},
     pages = {1861--1876},
     publisher = {EDP-Sciences},
     volume = {53},
     number = {5},
     year = {2019},
     doi = {10.1051/ro/2018106},
     mrnumber = {4021874},
     zbl = {1431.90050},
     language = {en},
     url = {http://archive.numdam.org/articles/10.1051/ro/2018106/}
}