A while back, I had published a post on Mary and Quan Yin entitled, when East Meets West. Near the end, I recommended a great article on the Interfaith Mary website. The author has kindly let me know that was a broken link and so I have corrected it.
I also wanted to make note of it, here: http://interfaithmary.net/articles/mary-buddha.
And the main website: http://interfaithmary.net/