Dede de Haan

7 – New Applications of the Mathematics A-lympiad

Dede de Haan, 2003 .

Design Research on Mathematics Education: Investigating the Progress of Indonesian Fifth Grade Students' Learning on Multiplication of Fractions with Natural Numbers

Ratu Ilma, Dede de Haan, Yusuf Hartono, 2011 .

Eliciting Mathematical Thinking of Students through Realistic Mathematics Education

Siti Maghfirotun Amin, Lathiful Anwar, I Ketut Budayasa, 2012 .

10 years of Mathematics A-lympiad : the real world mathematics team competition

Monica Wijers, Dede de Haan, 2000 .