TY - JOUR AU - Matías Camacho-Machín AU - Josefa Perdomo-Díaz AU - Manuel Santos-Trigo TI - An Exploration of Students' Conceptual Knowledge Built in a First Ordinary Differential Equations Course (Part II) JO - The Teaching of Mathematics PY - 2012 SP - 63 VL - XV IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM2_2012_XV_2_a0/ LA - en ID - TM2_2012_XV_2_a0 ER -