By Zwara Grzegorz   in manuscripta mathematica

ISSN:0025-2611|123|3|237-249

Springer Publishing Company ‎(2007)‎

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By Riedtmann Christine   Zwara Grzegorz   in Commentarii Mathematici Helvetici

ISSN:0010-2571|79|2|350-361

Springer Publishing Company ‎(2004)‎

Access to resources Favorite 18.425259