@article {ceulemans2012small,
	title = {Small number discrimination in early human development: The case of one versus three},
	journal = {Education Research International},
	volume = {2012},
	year = {2012},
	publisher = {Hindawi},
	author = {Ceulemans, Annelies and Loeys, Tom and Warreyn, Petra and Hoppenbrouwers, Karel and Rousseau, Sofie and Desoete, Annemie}
}
