Publications

Journal Publications/Proceedings:

1. “Assessing the Impact of Replenishment Policies and Repair Mechanisms on Energy Management System Reliability” (jointly with Akhil Vijayan).  Quality and Reliability Engineering International (2025).  Accepted.

2. "The Price of Anarchy in Queueing-Inventory Systems with Delay-Sensitive Customers" (Jointly with Salini K.).  Lecture Notes in Networks and Systems, vol 1420. Springer, Singapore  (2026). https://doi.org/10.1007/978-981-96-6941-7_29 . 

3. “Optimizing Battery Maintenance and Reliability in Ground Control Station for Tethered High-Altitude Platforms” (jointly with Arya P. S., A. Krishnamoorthy, and S. Dharmaraja). ASCE-ASME Journal of Risk and Uncertainty in Engineering Systems Part B: Mechanical Engineering (2025).  https://doi.org/10.1115/1.4067545 

4. ``Strategic Maintenance Approaches for Enhanced Reliability in Parallel System" (jointly with Akhil Vijayan R and Arya P. S). Journal of the Indian Society for Probability and Statistics (2025). https://doi.org/10.1007/s41096-024-00226-4 

5. “Queueing-inventory k−out−of −n system with heavy tails” (jointly with Arya P. S and Alexander Rumyantsev). Reliability: Theory & Applications (2025), DOI: https://doi.org/10.24412/1932-2321-2025-885-118-129 

6. "Reliability Enhancement of Multi-Cell Battery in Ground Control Station of Tethered HAPS”, IEEE  Xplore, Proceedings of  International Conference on Communication, Control, and Intelligent Systems (CCIS), 2024 Mathura, India, pp. 1-6, doi: 10.1109/CCIS63231.2024.10931946.  Jointly with Arya P. S.

7. "Optimal control of a dynamic production-inventory system with various cost criteria" (jointly with Subrata Golui, Chandan Pal and Abhay Sobhanan), Annals of Operations Research (2023). https://link.springer.com/article/10.1007/s10479-023-05716-5

8. On a production-inventory system with defective items and lost sales, 3C Empresa. Investigación y pensamiento crítico, 11 (2), 139-151. https://doi.org/10.17993/3cemp.2022.110250.139-151 

9. “An M/M/1 queueing-inventory system with working vacations, vacation interruptions and lost sales.” Automation and Remote Control  81, 746–759 (2020). https://doi.org/10.1134/S0005117920040141. Jointly with Sajeev S. Nair.

10. "On a queueing-inventory system with common life time and Markovian lead time process", Operational Research, (2020). https://doi.org/10.1007/s12351-020-00560-y  Jointly with Dhanya Shajin and A. Krishnamoorthy. 

11. “Type M / M / 1 service-storage system with vacations, vacation interruptions and lost sales” (in Russian) Mathematical Game Theory and its Applications, vol. 11, v. 3. 2019. C. 53-72 . Jointly with Sajeev S. Nair.

12. “M/M/1/1 queueing-inventory system with retrial of unsatisfied customers.” Communications in Applied Analysis, 21, No. 2, 217-236, 2017. Jointly with Sajeev S. Nair.

13. “On a two stage queueing-inventory system with rejection of customers.” Neural, Parallel & Scientific Computations, 23, 111-128, 2015. Jointly with Dhanya Shajin, B. Lakshmy. 

14. “Analysis of multi-server queueing-inventory system.” Advances in Operations Research, vol. 2015, Article ID 747328, 2015. doi:10.1155/2015/747328. Jointly with A. Krishnamoorthy, and Dhanya Shajin.

15. “A revisit to queueing-inventory system with positive service time.” Annals of Operations Research, DOI 10.1007/s10479-013-1437-x, 2013. Jointly with A. Krishnamoorthy, and B. Lakshmy.

16. “A survey on inventory models with positive service time.” OPSEARCH, 48(2):153-169, 2011. Jointly with A. Krishnamoorthy, and B. Lakshmy.

Book Chapter (s):  

• "Production Inventory with Positive Service Time and Loss." Proceedings of the Eighteenth Ramanujan Symposium On Recent Trends in Dynamical Systems and Mathematical Modelling, Volume 18, 57-64, 2014. Jointly with A. Krishnamoorthy, and B. Lakshmy.

Book (s):

• Mathematical Analysis (Jointly with Shaini P and John Sebastian), Narosa Publishing House Pvt. Ltd., New Delhi, 2023.

Papers under review:

• ``Strategic Behavior and Equilibrium Analysis in a Queueing-Inventory System with Optional Processing Time" (jointly with Salini K and Michael Fathi).

• ``Strategic behavior of customers in a 2 x 2 feed forward queueing network" (jointly with Ramendra Singh Chauhan, and  N. Selvaraju).

• ``Equilibrium joining and purchasing strategies of a single-server queueing-inventory system" (jointly with Salini K and S. Manohar Naik).

• "Customers Decision-Making Strategies in an M/M/ 1 Queueing-Inventory System with Dual Replenishment Policies" (jointly with Salini K and Bo Li).

• ``Analytical and Computational Approach to Con/ k/ n : F Systems with Repair and Replenishment Dynamics" (jointly with Arya P. S and Akhil Vijayan R).

• ``Hysteresis-Based Reliability and Resilience Management for tHAP Battery Systems" (jointly with Arya P. S).

Ongoing work:

• ``Enhancing HAPS-SMBS reliability: a cost-efficient approach through the reliability-queueing-inventory system" (jointly with Arya P. S., S. Dharmaraja).

• ``Queueing-inventory models: a survey” (jointly with Salini K., and Arya P. S).

• ``Analysis of reliability in a repairable k-out-of-n: G System with dual replenishment strategies" (jointly with Akhil Vijayan R).

• ``Bulk service queueing process with accessible batch, applied to public transport system" (jointly with A. Krishnamoorthy, and Shajeeb P. U).