000 00256nam a2200121Ia 4500
008 230926s9999 xx 000 0 und d
245 _aMATHEMATICS TODAY
260 _c2022-2022
500 _a"1,2,3,4"
500 _aJAN-APR
500 _aXL
942 _cBV
999 _c24128
_d24128