Edwin A. Henneken Michael J. Kurtz Alberto Accomazzi Carolyn Stern-Grant Donna M. Thompson Elizabeth Bohlen Stephen S. Murray Use of astronomical literature - A report on usage patterns. 1-8 2009 3 J. Informetrics 1 http://dx.doi.org/10.1016/j.joi.2008.10.001 db/journals/joi/joi3.html#HennekenKASTBM09