The images on this page are taken directly from the full 4k or 1080P high quality version in the members area. They are from the actual video and are not photos. While I cannot directly provide or link to
While I cannot directly provide or link to a PDF file (due to copyright and distribution restrictions), I can point you directly to the most authoritative sources and describe exactly what that "interesting article" typically contains.
It sounds like you're looking for a specific PDF article that discusses as enhanced by the research from Westside Barbell .