Papers and posters

Recommended citation:

Surname, F. (2015). Title of the contribution. In K. Krainer & N. Vondrová (Eds.), Proceedings of the Ninth Conference of the European Society for Research in Mathematics Education (CERME9, 4-8 February 2015) (pp. xx-yy). Prague, Czech Republic: Charles University in Prague, Faculty of Education and ERME.