Volume 53, Number 1-2, June 2006
Volume 53, Number 3, July 2006
: Monotonicity properties in various retrial queues and their applications.
Arzad Alam Kherani
: A direct approach to sojourn times in a busy period of an M/M/1 queue.
Volume 53, Number 4, August 2006
: Sojourn time distributions in the queue defined by a general QBD process.