Änderungen

3 Bytes hinzugefügt ,  08:56, 13. Jun. 2014
Zeile 21: Zeile 21:     
<bibtex>
 
<bibtex>
@book{MATHEDUC.05791146,
+
@article{MATHEDUC.05791146,
 
Author = {Moser Opitz, Elisabeth},
 
Author = {Moser Opitz, Elisabeth},
 
Journal = {Journal f\"ur Mathematik-Didaktik}, Number = {3/4},
 
Journal = {Journal f\"ur Mathematik-Didaktik}, Number = {3/4},