1. Gilmour AS (2011) Principles of klystrons, traveling wave tubes, magnetrons, cross-field amplifiers, and gyrotrons. Artech House, Incorporated, ISBN-13918-1-60807-184-5, 685 Canton Street, Norwood, UA02062
2. Liu SG, Li HF, Wang WX (1985) Introduction to microwave electronics. National Defence Industry Press, Beijing (In Chinese)
3. Zhang KQ, Li DJ (2001) Electromagnetic theory for microwave and optoelectronics. Publishing House of Electronics Industry, Beijing (In Chinese)
4. Liao FJ, Sun ZP, Yan TC (2008) Vacuum electronics the heart of information weapons. National Defence Industry Press, Beijing (In Chinese)
5. Pierce JR (1950) Traveling wave tubes. Van Nostrand, New York