US granted 3135659, Vithal SB, Campanella LA, Hays EE, "Hydroxy and Alkoxy Aryl Quinazolones", issued 1964-06-02, assigned to US Filter Wallace and Tiernan Inc
newsweek.com
Bekiempis V (2. 8. 2015). „Do People Still Take Quaaludes?”. Newsweek. NEWSWEEK DIGITAL LLC. Приступљено 22. 7. 2023.CS1 одржавање: Формат датума (веза)