Satsang by Shri Swami Keshwanand Satyarthi Ji Maharaj
Official website of Paramhans Satyarthi Mission :
http://satyarthiji.com/
https://www.facebook.com/paramhanssatyarthimission/
https://en.wikipedia.org/wiki/Swami_Keshwanand_Satyarthi
http://www.nanglisahib.com