1
Published: [2008]
Superior document: Title is part of eBook package: De Gruyter DG Studies in Nonlinear Analysis and Applications
2
Published: [1976]
Superior document: Memoirs of the American Mathematical Society ; volume 7, number 174 (September 1976)
3
Published: 2003.
Superior document: De Gruyter series in nonlinear analysis and applications, 8
4
Published: 1992.
Superior document: Memoirs of the American Mathematical Society, Volume 100, Number 481