@conference{c1133b89c6114bd084b02be2e87d8e10,
title = "Working memory and mental number line representations in simple addition skills: approximate versus exact, nonsymbolic versus symbolic.",
author = "I. Xenidou-Dervou and B. DeSmedt and {van Lieshout}, E.C.D.M. and {van der Schoot}, M.",
year = "2013",
language = "English",
note = "Paper presented at 15th Biennial Conference of the European Association for Research on Learning and Instruction (EARLI), Symposium “The relation between the approximate number system and mathematics performance ”, M{\"u}nchen, Germany. ; Conference date: 27-08-2013",
}