Media 
Ratan Sen was awarded by the legendary Ustad Zakir Hussain in 2020 at the Saturday Club, Kolkata for his humongous contributions to Indian classical music.
On 17th APRIL 2009
Times of India, 10th June 2017
RAVE, Issue 48 January - February 2017
TheGuardian - Sept , 2019 https://www.theguardian.com/world/2019/sep/09/inside-hemen-co-the-tiny-kolkata-sitar-shop-that-supplied-the-beatles
