@conference{37535b5ca94a4b6d8e5779d35a79c5cb,
title = "'What's in between?' An ICT-based investigation of numberline strategies in special education",
author = "M.C. Peltenburg and {van den Heuvel-Panhuizen}, M.H.A.M",
note = "Poster presented at the 33rd Conference of the International Group for the Psychology of Mathematics Education; Poster presented at the 33rd Conference of the International Group for the Psychology of Mathematics Education ; Conference date: 19-07-2009 Through 24-07-2009",
year = "2009",
month = jul,
day = "19",
language = "Undefined/Unknown",
}