By Gallego E.   Solanes G.   Teufel E.   in Monatshefte für Mathematik

ISSN:0026-9255|169|3-4|329-354

Springer Publishing Company ‎(2013)‎

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By Gallego E.   Reventós A.   Solanes G.   Teufel E.   in manuscripta mathematica

ISSN:0025-2611|126|1|115-134

Springer Publishing Company ‎(2008)‎

Access to resources Favorite 7.1067333