List of Articles probability generating function Open Access Article Abstract Page Full-Text 1 - Transient Solution of an M/M/1 Variant Working Vacation Queue with Balking Vijaya Laxmi Pikkala Rajesh Pilla Open Access Article Abstract Page Full-Text 2 - AN M/G/1 QUEUE WITH REGULAR AND OPTIONAL PHASE VACATION AND WITH STATE DEPENDENT ARRIVAL RATE Rathinasabapathy Kalyanaraman Shanthi R