TY - JOUR AU - T. Branoff AU - E. Wiebe AU - M. Shreve TI - How Students Use Online Instructional Resources in a Blended Instruction Introductory Engineering Graphics Course JO - Journal for geometry and graphics PY - 2011 SP - 213 EP - 223 VL - 15 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JGG_2011_15_2_JGG_2011_15_2_a8/ ID - JGG_2011_15_2_JGG_2011_15_2_a8 ER -