1968
Moran, Robert. “Titus Number 1 for Amplified Automobile.” In Source: Music of the Avant- Garde, by Larry Austin (editor) Issue no. 3. January 1968.

https://www.biblio.com/periodical-journal/source-music-avant-garde-issue-number/d/1234374930?srsltid=AfmBOorw9EOxdWgfAToh02OdK8GkJ_InZtgYyda4zM5Qz_ukRe10tW99