By Steinbring Heinz   in ZDM

ISSN:1863-9690|30|5|161-167

Springer Publishing Company ‎(1998)‎

Access to resources Favorite 20.482336

By Steinbring Heinz   in Educational Studies in Mathematics

ISSN:0013-1954|59|1-3|313-324

Springer Publishing Company ‎(2005)‎

Access to resources Favorite 20.482336

By Steinbring Heinz   in Educational Studies in Mathematics

ISSN:0013-1954|61|1-2|133-162

Springer Publishing Company ‎(2006)‎

Access to resources Favorite 20.482336

By Scherer Petra   Steinbring Heinz   in Journal of Mathematics Teacher Education

ISSN:1386-4416|9|2|103-108

Springer Publishing Company ‎(2006)‎

Access to resources Favorite 16.385868

By Scherer Petra   Steinbring Heinz   in Journal of Mathematics Teacher Education

ISSN:1386-4416|9|2|157-185

Springer Publishing Company ‎(2007)‎

Access to resources Favorite 16.385868