@article{RO_1977__11_4_345_0, author = {Tak\'acs, Lajos}, title = {A queuing model with feedback}, journal = {RAIRO - Operations Research - Recherche Op\'erationnelle}, pages = {345--354}, publisher = {EDP-Sciences}, volume = {11}, number = {4}, year = {1977}, mrnumber = {461722}, zbl = {0375.60106}, language = {en}, url = {http://www.numdam.org/item/RO_1977__11_4_345_0/} }