000 00551nam a2200205Ia 4500
003 OSt
005 20251111103839.0
008 25111150505s9999 xx 000 0 eng d
022 _a0021-8251
037 _aPeriodicals
040 _aFEDL
_beng
_cFEDL
041 _aeng
_2eng
084 _qFEDL
245 0 _aJournal for research in mathematics education
260 _aReston, U S
_bNational Council of Teacher of Mathematics
_c2020
300 _a680p.
490 _vV. 51, No. 1-5 (2020)
942 _cCR
_2ddc
_n0
999 _c1465201
_d1465201