1. Designing a call center with impatient customers;Garnett;Manuf Serv Oper Manag,2002
2. The Palm/Erlang-A queue, with applications to call centers;Mandelbaum;Fac Ind Eng Manag Tech Haifa Israel,2005
3. Sensitivity of performance in the Erlang-A queueing model to changes in the model parameters;Whitt;Oper Res,2006
4. Research on telephone traffic carried by full availability groups;Palm,1957
5. On a queue in which joining customers give up their services halfway;Udagawa;J Ops Res Japan,1957