"Module 12: Waveguide Plumbing". Introduction to Waveguides. Plasma and Beam Physics Research Facility, Dept. of Physics and Materials Science, Chiang Mai University, Thailand. 2012. مؤرشف من الأصل في 2017-11-14. اطلع عليه بتاريخ 2015-09-21.
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"Module 12: Waveguide Plumbing". Introduction to Waveguides. Plasma and Beam Physics Research Facility, Dept. of Physics and Materials Science, Chiang Mai University, Thailand. 2012. مؤرشف من الأصل في 2017-11-14. اطلع عليه بتاريخ 2015-09-21.