1
Cyhoeddwyd: 2010.
Superior document: Memoirs of the American Mathematical Society, Volume 205, Number 965
2
Cyhoeddwyd: 2011.
Links: Cael y testun llawn
3
Cyhoeddwyd: 2008.
Superior document: The Fairleigh Dickinson University Press Series in Communication Studies
Links: Cael y testun llawn
4
Cyhoeddwyd: [2011]
Superior document: Title is part of eBook package: De Gruyter DGBA Mathematics - 1990 - 1999
Links: Cael y testun llawn; Cael y testun llawn; Cover