TY - JOUR AU - Claudia Vargas Díaz AU - Victoria Nuñez Henríquez TI - Attitudes, beliefs, and emotions in problems involving graph theory JO - Didactica Mathematicae PY - 2022 SP - 107 EP - 146 VL - 44 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.14708/dm.v44i1.7183/ DO - 10.14708/dm.v44i1.7183 LA - pl ID - 10_14708_dm_v44i1_7183 ER -