List of Articles Reneging Open Access Article Abstract Page Full-Text 1 - Cost and sensitivity analysis of transient Markovian queue with waiting server, heterogeneous vacation policy and reneged customers Mayank Singh Madhu Jain Arumugam Azhagappan Open Access Article Abstract Page Full-Text 2 - Adaptive call admission control and resource allocation in multi server wireless/cellular network Madhu Jain Ragini Mittal Open Access Article Abstract Page Full-Text 3 - Unreliable bulk retrial queues with delayed repairs and modified vacation policy Madhu Jain Amita Bhagat Open Access Article Abstract Page Full-Text 4 - A Study on State Dependent Accessible and Second Optional Service Queue with Impatient and Feedback Customers Vijaya Laxmi Pikkala Girija Bhavani Edadasari Open Access Article Abstract Page Full-Text 5 - Discrete Time Analysis of Multi-Server Queueing System with Multiple Working Vacations and Reneging of Customers Vijaya Laxmi Pikkala Wondewosen Kassahun Open Access Article Abstract Page Full-Text 6 - Bat Algorithm for Optimal Service Parameters in an Impatient Customer N-Policy Vacation Queue Vijaya Laxmi Pikkala Open Access Article Abstract Page Full-Text 7 - ANALYSIS OF A DISCRETE-TIME IMPATIENT CUSTOMER QUEUE WITH BERNOULLI-SCHEDULE VACATION INTERRUPTION P. Vijaya Laxmi K. Jyothsna