Porfírio, João Francisco. “Sleep/relax/work/study/Read: YouTube, Sound, and Music in the Construction of Listening Spaces to Fall Asleep”. SoundEffects - An Interdisciplinary Journal of Sound and Sound Experience 10, no. 1 (January 15, 2021): 27–41. Accessed August 9, 2022. https://www.soundeffects.dk/article/view/124196.