List of Articles discrete-time Open Access Article Abstract Page Full-Text 1 - An analytical model for estimating the reliability of critical software systems by considering the self-healing property of bottleneck components Ali Tarinejad Habib Izadkhah Mohammad Reza MollaHosieni Kamal Mirzaie Open Access Article Abstract Page Full-Text 2 - Design and Simulation of Ultra-Low-Power Sigma-Delta Converter Using the Fully Differential Inverter-Based Amplifier for Digital Hearing Aids Application Shima Alizadeh Zanjani Abumoslem Jannesari Pooya Torkzadeh Open Access Article Abstract Page Full-Text 3 - ANALYSIS OF DISCRETE-TIME MACHINE REPAIR PROBLEM WITH TWO REMOVABLE SERVERS UNDER TRIADIC POLICY Veena Goswami P. Vijaya Laxmi Open Access Article Abstract Page Full-Text 4 - ANALYSIS OF A DISCRETE-TIME IMPATIENT CUSTOMER QUEUE WITH BERNOULLI-SCHEDULE VACATION INTERRUPTION P. Vijaya Laxmi K. Jyothsna Open Access Article Abstract Page Full-Text 5 - MODELLING AND ANALYSIS OF A DISCRETE-TIME PRIORITY QUEUING COMPUTER NETWORK WITH PRIORITY JUMPS USING PROBABILITY GENERATING FUNCTIONS Deepak C. Pandey Arun K. Pal