When I first noticed this new aspect of Google Scholar, well over a month ago, I initially didn’t get it. What were these new tags marking up what are already pretty busy entries in the search results? Some entries had a green marker pointing at the title of the article. Others had the marker pointing at a URL that followed the title. And before or after the title or URL came a square bracketed tag that read [PDF] or [HTML].
Of course, this was Google. No explanation, no announcement. Then it hit me. Google was identifying a version of . . . [more]