Lanctot, Benoit, Raymond Panneton, and Noureddine Atalla. “Errors and Uncertainties of Classical Standing Wave Tube Methods: SWR, TMTC and TMTM”. Canadian Acoustics 28, no. 3 (September 1, 2000): 86–87. Accessed April 23, 2024. https://jcaa.caa-aca.ca/index.php/jcaa/article/view/1302.