BBu konuyla ilgili çok eski kaynaklarda var linki ; http://design.osu.edu/carlson/history/lesson1.html (http://design.osu.edu/carlson/history/lesson1.html)
(https://www.teknolojiekibi.com/yeni/proxy.php?request=http%3A%2F%2Ff1207.hizliresim.com%2Fz%2Fq%2F9y5l5.gif&hash=d42a3e56f26e82746e6aec463273d047dbd77e32) (http://bit.ly/c25MCx)
Transistörü ilk bulan kişide Shockley, Bardeen ve Brattain
http://www.dadazi.net/new/diff/100science/book09/scbk09-04.html (http://www.dadazi.net/new/diff/100science/book09/scbk09-04.html)