edited by P. W. Hemker, J. J. H. Miller ; ]sponsored by the Catholic University, Nijmegen, the Dutch Mathematical Society, and the United States Army Research and Development Group )Europe([
AU .W .P ,rekmeH
AU .H .J nhoJ ,relliM
CO Roomsch-Katholieke Universiteit )Nijmegen, Netherlands(
CO Wiskundig Genootschap te Amsterdam
CO United States Army Research and Development Group )Europe(