MISHRA, L. N.; FREDRIKSEN, Å. . Measurement of Plasma Potential, Ion Saturation Current and Mach number using Retarding Field Energy Analyzer. Journal of Nepal Physical Society, [S. l.], v. 7, n. 2, p. 76–80, 2021. DOI: 10.3126/jnphyssoc.v7i2.38626. Disponível em: https://www.nepjol.info/index.php/JNPhysSoc/article/view/38626. Acesso em: 27 jan. 2022.