?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Christa+&rft.au=Christa+%2C+Kaune&rft.aufirst=Kaune&rft.issn=978-979-16353-7-0&rft.title=PROCEEDINGS+International+Seminar+and+the+Fourth+National+Conference+on+Mathematics+Education&rft.date=2011&rft.atitle=Development+Of+Metacognitive+And+Discursive+Activities+In+Indonesian+Maths+Teaching+A+theory+based+analysis+of+communication+processes&rft.genre=article