00422nam a2200169 a 450000500170000002000180001708200130003510000260004824500490007426000450012330000290016850000190019760000080021663000160022485600060024085600060024620251203114856.0  a9788173719936  a510bDOR  aDorichenko, Sergeyd_  aMoscow math circlebweek by week problem set  aHyderabadbAMS, Universities Pressc2012  axxii, 240 p.c24 cm.bPB  aIncludes index  bc_  aMathematics  f_  a_