Accessible Requires Authentication Published by De Gruyter January 1, 2012

Martin Stynes – 60

Hans-Görg Roos and Lutz Tobiska
Received: 2012-02-06
Revised: 2012-03-21
Accepted: 2012-03-24
Published Online: 2012
Published in Print: 2012

© Institute of Mathematics, NAS of Belarus