Google Scholar Blog: “Classic Papers: Articles That Have Stood The Test of Time – “Scholarly research is often about the latest findings – the newest knowledge that our colleagues have gleaned from nature. Some articles buck this pattern and have impact long after their publication. Today, we are releasing Classic Papers, a collection of highly-cited papers in their area of research that have stood the test of time. For each area, we list the ten most-cited articles that were published ten years earlier. This release of classic papers consists of articles that were published in 2006 and is based on our index as it was in May 2017. To browse classic papers, select one of the broad areas and then select the specific research field of your interest…The list of classic papers includes articles that presented new research. It specifically excludes review articles, introductory articles, editorials, guidelines, commentaries, etc. It also excludes articles with fewer than 20 citations and, for now, is limited to articles written in English.”