Mishra LN, Fredriksen Å. Measurement of Plasma Potential, Ion Saturation Current and Mach number using Retarding Field Energy Analyzer. J. Nep. Phys. Soc. [Internet]. 2021 Aug. 6 [cited 2024 Nov. 24];7(2):76-80. Available from: https://nepjol.info./index.php/JNPhysSoc/article/view/38626