A. Ajalloeian, M. Vlachos, J. Schneider, and A. Steinmann. Proceedings of the 31st ACM International Conference on Information &$\mathsemicolon$ Knowledge Management, page 2853-2862. ACM, (October 2022)Very interesting case of recommendations. Music to play... Need to have skill level and also same music could be recommended many times....
J. Barria-Pineda, K. Akhuseyinoglu, and P. Brusilovsky. International Workshop on Transparent Personalization Methods based on Heterogeneous Personal Data, ExHUM at the 27th ACM Conference On User Modelling, Adaptation And Personalization, UMAP '19, page 273--277. New York, NY, USA, ACM, (2019)
S. Kopeinik, E. Lex, P. Seitlinger, D. Albert, and T. Ley. Proceedings of the Seventh International Learning Analytics &\#38; Knowledge Conference, page 409--418. New York, NY, USA, ACM, (2017)
P. Brusilovsky, and E. Millán. The Adaptive Web, volume 4321 of Lecture Notes in Computer Science, chapter 1, Springer Berlin Heidelberg, Berlin, Heidelberg, (2007)