up to index Created by W.Langdon from gp-bibliography.bib Revision:1.8081
GP coauthors/coeditors: Serkan Kirbas, Etienne Windels, Olayori McBello, Kevin Kells, Matthew Pagano, Vesna Nowack, Emily Winter, Steve Counsell, David Bowes, Tracy Hall, Saemundur Oskar Haraldsson, John R Woodward,