Yulianto, Hans Christian, and Augustinus Nicolaas Hillebrandes Oroh. 2021. “The Effects of Social Value, Value for Money, App Rating, and Enjoyment on the Intention to Purchase the Premium Service of the Spotify App”. KnE Social Sciences 5 (5), 266–281. https://doi.org/10.18502/kss.v5i5.8815.