Pitchumani SN, Sundar SA, Srinivasan T, Savithri S. Mathematical Modelling of Indian Regional Navigation Satellite System Receiver. Def. Sc. J. [Internet]. 2017 Jun. 30 [cited 2025 Jun. 15];67(4):443-8. Available from: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/11547