yán jiū rén yuán / tōng guò / shǒu gǎo / hé / chū bǎn jì lù / què rèn / le / zhè shǒu / yuè qǔ / de / zuò qǔ zhě

研究人员通过手稿和出版记录，确认了这首乐曲的作曲者。

Researchers confirmed the composer of this piece by examining the manuscript and publication records.