• Lopez, C. E., “Personalized adaptive gamification systems to improve performance and motivation” The Pennsylvania State University, University Park, PA, 2019.
  • Lopez, C. E., “Unbalanced workload allocation in large assembly lines,” Rochester Institute of Technology, Rochester, NY, 2014 (see PDF).
  • Carrano, A.; Kay, M.; and Lopez, C., “The state of the material handling education,” College Industry Council on Material Handling Education (CICMHE), July 2013 (see PDF).