000 00412nam a2200145Ia 4500
008 240822s9999 xx 000 0 und d
020 _a9781944660406
082 _a510.76
_bXIO
100 _aXiong, Bin; et al.
245 0 _aProblems and Solutions in Mathematical Olympiad (High School 1)
_c/ Xiong Bin Et Al
260 _bWorld Scientific
_c2023
300 _a580
650 _aPhilosophy
942 _cENGLISH
999 _c525771
_d525771