000 00750nam a2200265 a 4500
005 20210219152934.0
008 991125n 000 0 u
035 _aUPN01000067835
100 _aOhlsson, Stellan
222 _aJOURNAL FOR RESEARCH IN MATHEMATICS EDUCATION
245 _aThe cognitive complexity of learning and doing arithmetic
300 _a441-467
362 _a23, No. 5, 1992
505 _aMayo 1993
653 0 _aENSE\197ANZA MATEMATICA
653 0 _aMEDICION COGNITIVA
653 0 _aPLACE VALUE
653 0 _aPROCESOS COGNITIVOS
653 0 _aSIMULACION EN COMPUTADORA
653 0 _aTEORIAS EDUCATIVAS
700 _aErnst, Andreas M.
700 _aRees, Ernest
904 _aAC
_b005646
905 _aArticulo
999 _c64213
_d64213