B.  O'Donnell and Perry, G., ?e-POP RRI observations of the April 24, 2020 ARRL Frequency Measuring Test?, HamSCI Workshop 2021. HamSCI, Scranton, PA (Virtual), 2021.

K. V.  Collins, Frissell, N. A., Erickson, P. J., Brandt, L., MacDonald, E., Black, M., and Perry, G., ?HamSCI Campaign Co-Design (Panel Discussion)?, in HamSCI Workshop 2021, Virtual, 2021.

V. I.  Romanek, Frissell, N. A., Joshi, D., Liles, W., Trop, C., Collins, K., and Perry, G., ?HF Doppler Observations of Traveling Ionospheric Disturbances in a WWV Signal Received with a Network of Low-Cost HamSCI Personal Space Weather Stations?, in NSF CEDAR (Coupling, Energetics, and Dynamics of Atmospheric Regions), Virtual, 2021.

L. V.  Goodwin and Perry, G., ?Novel methods for characterizing ionospheric irregularities in the high-latitude ionosphere (ePoster)?, in HamSCI Workshop 2020, Scranton, PA, 2020.

N. A.  Frissell, Perry, G., Miller, E. S., Shovkoplyas, A., Moses, M., James, H., and Yau, A., ?e-POP Radio Science Using Amateur Radio Transmissions?, in Fall AGU - Poster Presentation, San Francisco, CA, 2015.