%0 Generic %A Toheri, T %A Widodo Winarso, %A Arif Abdul Haqq, %D 2019 %F luke:4220 %I Checker Similarity or Originality Universal Journal of Educational Research %N 11 %P 1-16 %T Three Parts of 21 Century Skills: Creative, Critical, and Communication Mathematics through Academic-constructive Controversy %U https://repository.syekhnurjati.ac.id/4220/ %V 7