@article{RO_2019__53_2_367_0,
     author = {Lan, Shaojun and Tang, Yinghui},
     title = {An $N${-Policy} discrete-time $Geo / G / 1$queue with modified multiple server vacations and {Bernoulli} {feedback-Policy} discrete-time {-Policy} discrete-time {Policy} discrete-time },
     journal = {RAIRO - Operations Research - Recherche Op\'erationnelle},
     pages = {367--387},
     year = {2019},
     publisher = {EDP Sciences},
     volume = {53},
     number = {2},
     doi = {10.1051/ro/2017027},
     zbl = {1423.60141},
     language = {en},
     url = {https://www.numdam.org/articles/10.1051/ro/2017027/}
}