000 00326nam a2200145Ia 4500
008 220926s9999 xx 000 0 und d
100 _aPS.Modonow
245 0 _aProblems in Geometry
250 _a1st Ed
260 _aMascow
260 _bMir Publication
260 _c1981
650 _aProblems in Geometry
942 _cREF
999 _c3903
_d3903