SemanticOrganizer: A Customizable Semantic Repository for Distributed NASA Project Teams. - Richard M. Keller; Daniel C. Berrios; Robert E. Carvalho; David R. Hall; Stephen J. Rich; Ian B. Sturken; Keith J. Swanson; Shawn R. Wolfe (ISWC, 2004)

Modeling Operator Workload for the Resource Prospector Lunar Rover Mission. - Becky L. Hooey; Jason J. N. T. Toy; Robert E. Carvalho; Terrence Fong; Brian F. Gore (AHFE (7), 2017)

An Evaluation of Sleepiness, Performance, and Workload Among Operators During a Real-Time Reactive Telerobotic Lunar Mission Simulation. - Zachary Glaros; Robert E. Carvalho; Erin E. Flynn-Evans (Hum. Factors, 2023)