000 00604nam a2200217Ia 4500
003 OSt
005 20251111105723.0
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
_c2021
300 _a107, 362-618p.
490 _vV. 52, No. 1, 4-5 (2021)
500 _aV. 52, No 2-3 is missing
942 _cCR
_2ddc
_n0
999 _c1465202
_d1465202