On the output process for a queueing model where potential customers are discouraged by queue lenght

On the busy period for a queueing model where potential customers are discouraged by queue lenght

Natvig, Bent, (1973)

On the waiting-time and inter-arrival time distributions for a queueing model where potential customers are discouraged by queue length

Natvig, Bent, (1973)

On the waiting-time for a priority queuing model

Natvig, Bent, (1977)