000 00301nam a2200145Ia 4500
008 190201s9999 xx 000 0 und d
082 _a516
082 _bM72P
100 _a"Modenob, P.S"
245 0 _aProblems in Geometry
260 _aMoscow
260 _bMIR
260 _c1981
300 _a396
999 _c23797
_d23797