2016-5-31 · 336397 United States. 24958 University of British Columbia. 20124 Great Britain. 18809 Canada. 11263 Indiana University, Bloomington. 11018 Universität. 9978 Eastman School of Music. 9177 Massachusetts Institute of Technology. 8574 Working papers 8454 New Zealand. 8359 McGill University. 8082 Deutschland. 7786 Australia. 7715 Technical note / D 7623 Verein Deutscher Ingenieure 7239 …