id author title date pages extension mime words sentence flesch summary cache txt crl-16169 Walters, William H.; Linvill, Anne C. Characteristics of Open Access Journals in Six Subject Areas 2011-07-01 21 .pdf application/pdf 9647 413 53 There is great variation in the size of OA journals; the largest publishes more than 2,700 articles per year, but half publish 25 or fewer. While just 29 percent of OA journals charge publication fees, those journals represent 50 percent of the articles in our study. cache/crl-16169.pdf txt/crl-16169.txt