@inbook{24e35952ca76447a877de20db014636c,

title = "Continuing the design research cycle: A revised measurement and arithmetic sequence",

keywords = "Mathematics, Landbouwwetenschappen, Natuurwetenschappen, Wiskunde: algemeen",

author = "K.P.E. Gravemeijer and J. Bowers and M. Stephan",

year = "2003",

language = "Undefined/Unknown",

isbn = "0-87353-556-1",

publisher = "NCTM",

pages = "103--122",

editor = "M. Stephan and J. Bowers and P. Cobb and K.P.E. Gravemeijer",

booktitle = "Supporting students' development of measuring conceptions: Analyzing students' learning in social context. Journal for Research in Mathematics Education Monograph No. 12",

}