This is an older paper (1976) and nonetheless, I posted this in case anyone didn't have a copy of this article on VSR (Vibrational Stress Relieving)...
Here's the link to the .pdf:

http://search.ohiolink.edu/etd/send-pdf.cgi/Anzulovic%20Boris.pdf?osu1106593405

Enjoy the reading... I know I did!!! :) :) ;)

Respectfully,
Henry