Ole Ravn Christensen

title	ISBN-13 (ISBN-10)	year of publica- tion	other author(s)
University Science and Mathematics Education in Transition	978-O-387-O9828-9 (O-387-O9828-3)	2008	Ole Skovsmose · Paola Valero

**O.C.** · Ole Christensen · Ole Ravn · R. C.