@article{CSIS_2023_20_2_a15,
     author = {Zhang Yan and Du Hongle and Zhang Lin and Zhao Jianhua},
     title = {Personalization {Exercise} {Recommendation} {Framework} based on {Knowledge} {Concept} {Graph}},
     journal = {Computer Science and Information Systems},
     publisher = {mathdoc},
     volume = {20},
     number = {2},
     year = {2023},
     url = {http://geodesic.mathdoc.fr/item/CSIS_2023_20_2_a15/}
}