10.1090/S0002-9947-06-03836-0
Bangert, Victor, Croke, Christopher, Ivanov, Sergei V., Katz, Mikhail G.Volume:
359
Language:
english
Journal:
Transactions of the American Mathematical Society
DOI:
10.1090/S0002-9947-06-03836-0
Date:
January, 2007
File:
PDF, 301 KB
english, 2007