On conceptualisation and an overview of learning path recommender systems in e-learning. - A. Fuster-López; J. M. Cruz; Pablo Guerrero-García; Eligius M. T. Hendrix; Andrej Kosir; Ivo Nowak; L. Oneto; S. Sirmakessis; M. Fatima Pacheco; Florbela P. Fernandes; Ana I. Pereira (CoRR, 2024)