https://letterboxd.com/film/yeti-massacre This is quite an interesting production.
https://www.rbth.com/travel/2014/17/07/the_ural_mountains_a_mecca_for_ufo_enthusiasts
https://fastercapital.com/topics/unveiling-the-mythology-and-folklore-of-the-ural-mountains.html
https://paranormal-intersection.blogspot.com/search?q=The+Yeti
https://paranormal-intersection.blogspot.com/search?q=The+Dyatlov+Pass