His most recent cd of the complete works for viola and piano by henri vieuxtemps with violist robert diaz was released in june 2002 on the naxos label . koenig completed both his bachelor s and master s degrees in accompanying at the curtis institute of music where he studied with dr . vladimir sokoloff and chamber music with felix galimir and karen tuttle 瞿历最新推出的唱片，是与中提琴手戴亚斯合录魏欧当的全套中提琴与钢琴曲集，已于o二年由naxos发行。他在寇蒂斯音乐学院随苏哥卢夫习伴奏学，及随卡利米尔和特桃习室乐，在伴奏一科考取了学士及硕士学位。
