?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Didi%2C+Suhaedi&rft.aulast=Didi&rft.aufirst=Suhaedi&rft.title=Proceeding+of+International+Conference+On+Research%2C+Implementation+And+Education+Of+Mathematics+And+Sciences+2014&rft.date=May+2014&rft.atitle=AN+ANALYSIS+OF+DIFFICULTIES+ON+MATHEMATICAL+MODEL+INTERPRETATION+OF+JUNIOR+HIGH+SCHOOL+STUDENTS+ON+THE+MATERIALS+OF+TWO-VARIABLE+LINEAR+EQUATION+SYSTEM&rft.genre=article