Jakubowski, K., Farrugia, N., Halpern, A., Sankarpandi, S., & Stewart, L. (2015). The speed of our mental soundtracks: Tracking the tempo of involuntary musical imagery in everyday life. Memory and Cognition, 43(8), 1229-1242. https://doi.org/10.3758/s13421-015-0531-5