http://en.wikipedia.org/wiki/FET_amplifier

http://www.mhhe.com/engcs/electrical/neamen01/ch06.pdf

http://www.ece.cmu.edu/~ee321/spring99/LECT/lect21apr7.pdf

http://www.electronics-tutorials.ws/amplifier/amp_3.html

http://www.polyfet.com/mtt97.pdf

http://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-101-introductory-analog-electronics-laboratory-spring-2007/study-materials/jfet.pdf

http://www.allaboutcircuits.com/worksheets/jfetamp.html

http://ampdesigns.tripod.com/FET_Amp_Designing.html

http://www.sipi.edu/acadprog/progstudy/divinstr/ate/elec/semi/sipi_lab_13.pdf

http://fourier.eng.hmc.edu/e84/lectures/ch4/node12.html

http://faculty.ksu.edu.sa/Debbar/EE%20311%20lecture%20notes/MOSFET/MOSFET%20as%20Amplifier%20and%20as%20Switch.pdf

http://whites.sdsmt.edu/classes/ee320/notes/320Lecture28.pdf

http://cc.ee.ntu.edu.tw/~lhlu/eecourses/Electronics1/Electronics_Ch5.pdf

http://acpce.org/httpdocs/StudyMaterial-SE/FET-Basics-1.ppt

http://std.kku.ac.th/4930401497/slide178211/178211%20Ch12-49.ppt

http://vfiles.cizgi.com.tr/tagem/dms_file/2105/lecture7.ppt

http://www.calvin.edu/~pribeiro/courses/engr311/Handouts/Chap5.ppt

http://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-002-circuits-and-electronics-spring-2007/