- I. J. Bahl, Fundamentals of RF and microwave transistor amplifiers, 

         John Wiley & Sons, 2009.


        - S. C. Cripps, RF power amplifiers for wireless communications, 

          2nd ed., Artech House, 2006.


        - S. C. Cripps, Advanced techniques in RF power amplifier design, 

         2nd ed., Artech House, 2002.


  - A. P. de Hek, Design, Realisation and Test of GaAs-based Monolithic
    Integrated X-band High-Power Amplifiers, Ph.D Thesis, 2002.