N. A.  Frissell, Vega, J. S., Markowitz, E., Gerrard, A. J., Engelke, W. D., Erickson, P. J., Miller, E. S., R. Luetzelschwab, C., and Bortnik, J., ?High Frequency Communications Response to Solar Activity in September 2017 as Observed by Amateur Radio Networks?, Space Weather, 2019.

N. A.  Frissell, Vega, J. S., Markowitz, E., Gerrard, A. J., Engelke, W. D., Erickson, P. J., Miller, E. S., R. Luetzelschwab, C., and Bortnik, J., ?High Frequency Communications Response to Solar Activity in September 2017 as Observed by Amateur Radio Networks?, in Fall AGU, Washington, DC, 2018.

N. A.  Frissell, Katz, J. D., Gunning, S. W., Vega, J. S., Gerrard, A. J., Earle, G. D., Moses, M. L., West, M. L., Huba, J. D., Erickson, P. J., Miller, E. S., Gerzoff, R. B., Liles, W., and Silver, H. W., ?Modeling Amateur Radio Soundings of the Ionospheric Response to the 2017 Great American Eclipse?, in Fall AGU, Washington, DC, 2018.