TY  - JOUR
AU  - Konstantinos Kelesidis
AU  - Leonidas Karamitopoulos
AU  - Dimitris A. Dervos
TI  - A New Course Difficulty Index (CDf): Framework and Application
JO  - Computer Science and Information Systems
PY  - 2025
VL  - 22
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/CSIS_2025_22_1_a3/
ID  - CSIS_2025_22_1_a3
ER  -