ProZ.com - https://vie.proz.com/translation-articles
How to make your own Keyboard Layout
https://vie.proz.com/translation-articles/articles/119/1/How-to-make-your-own-Keyboard-Layout
Author: Saleh Chowdhury, Ph.D.
Bangladesh
English to Bengali translator
Platinum since Feb 1, 2017
http://proz.com/pro/19114 
By Saleh Chowdhury, Ph.D.
Published on 05/26/2004