Cui, C., Wyer, J., Wang, J., Gruntman, M., Heinsheimer, T., Siegel, N. “Surveying Martian Surface using Balloons: an Open-Architecture Mission Concept,“ with several co-authors, Committee on Space Research (COSPAR), 2018.
Barnhart, D., Gruntman, M., Anderson, A., Faghfoor, O., Cheng, J., “Hands On Space Flight Risk Reduction Training Through Ground Based Dynamic Flight Testing,” 58th International Astronautical Congress, Hyderabad, India , IAC-07-E1.4.10, 2007.