relation: http://eprints.uny.ac.id/24250/ title: Educational Design Research: Developing Students’ Understanding Of Measurement Units Of Area creator: Susilahudin Putrawangsa1, Monica Wijers2 Agung Lukito3, Siti M A, . subject: ISIMMED 2014 subject: Prosiding publisher: Departement of Mathematics Education Faculty of Mathematics and Natural Science Yogyakarta State University date: 2014 type: Article type: PeerReviewed format: text language: en identifier: http://eprints.uny.ac.id/24250/1/E-17.pdf identifier: Susilahudin Putrawangsa1, Monica Wijers2 Agung Lukito3, Siti M A, . (2014) Educational Design Research: Developing Students’ Understanding Of Measurement Units Of Area. International Seminar on Innovation in Mathematics and Mathematics Education. ISSN 978-602-1037-00-3 relation: http://fmipa.uny.ac.id