By Neven F.   Schwentick T.   in Theoretical Computer Science

ISSN:0304-3975|275|1|633-674

Elsevier‎(2002)‎

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By Neven F.   Otto M.   Tyszkiewicz J.   van den Bussche J.   in Information and Computation

ISSN:0890-5401|168|2|156-186

Academic Press‎(2001)‎

Access to resources Favorite 6.747776