Service systems are typically limited resource environments where scarce capacity is
reserved for the most urgent customers. However, there has been a growing interest in the …

The use of priorities allows us to improve the quality of service of inhomogeneous customers
in telecommunication networks, inventory and health-care systems. An important modern …

This paper studies an M/G/1 retrial queueing system with modified multiple vacations, in
which a new external arrival may expel the customer being served out of the system and …

A single-server non-pre-emptive priority queueing system of a finite capacity with many
types of customers is analyzed. Inter-arrival times can be correlated and batch arrivals are …

Mass casualty incidents that result from prolonged increases in patient arrivals represent a
unique modeling challenge with patients arriving and queuing over extended periods of …

Motivated by transplant applications, we study a bipartite matching queue with multiclass
customers and multitype resources. Customers may change their classes or abandon the …

Healthcare is a limited resource environment where scarce capacity is often reserved for the
most severe patients. However, there has been a growing interest in the use of preventive …

This paper considers a two-stage tandem queuing system with ordinary customers and
priority customers. Upon arrival, ordinary customers are individually served in the first stage …

A queueing system with the discipline of flexible limited sharing of the server is considered.
This discipline assumes the admission, for a simultaneous service, of only a finite number of …

We consider herein a single-server queueing system with a finite buffer and a batch
Markovian arrival process. Customers staying in the buffer may have a lower or higher …