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On a class of functionals invariant under a ${\bf Z}\sp n$ action
Rabinowitz, Paul H.Volume:
310
Language:
english
Journal:
Transactions of the American Mathematical Society
DOI:
10.1090/S0002-9947-1988-0965755-5
Date:
January, 1988
File:
PDF, 777 KB
english, 1988