@inproceedings{c38ec38bf0254cb7999835e1dd996a5c,

title = "Abstraction in mathematics and mathematics learning",

author = "Michael Mitchelmore and Paul White",

year = "2004",

language = "English",

volume = "3",

pages = "329--336",

editor = "Hoines, {Marit Johnsen} and Fuglestad, {Anne Berit}",

booktitle = "Proceedings of the 28th conference",

publisher = "Bergen University College",

note = "Conference of the International Group for the Psychology of Mathematics Education (28th : 2004) ; Conference date: 14-07-2004 Through 18-07-2004",

}