retrieved from britannica.com: Rap, musical style in which rhythmic and/or rhyming speech is chanted (“rapped”) to musical accompaniment. This backing music
MIDI(ミディ、Musical Instrument Digital Interface)は、電子楽器の演奏データを機器間で転送・共有するための共通規格である。日本のMIDI規格協議会(JMSC、現在の社団法人音楽電子事業協会)と国際団体のMIDI Manufacturers Association
contemporaine du langage musical. [Paris]: J.B. Janin. (English edition, as Schoenberg and His School: The Contemporary Stage in the Language of Music. Translated
Longmans, Green. Howat, Roy. 2001. "Debussy, (Achille-)Claude: §10, 'MusicalLanguage'". The New Grove Dictionary of Music and Musicians, second edition