原文: Boris Blacher. Two Concertos For Piano and Orchestra in Variable Metres Op.42. Two Pianos. Sheet Music. Two Pianos. 2PF.
译文: 鲍里斯Blacher. Two Concerts in variable metres for Piano and Orchestra from 1952, by Boris Blacher. 双钢琴. 乐谱. 双钢琴. 鲍里斯Blacher.