N. A.  Frissell, ?Opening Remarks - Friday?, HamSCI Workshop 2022. HamSCI, Huntsville, AL, 2022.

D. Raj Joshi, Frissell, N. A., Liles, W., and Vierinen, J., ?Observations of Mid-latitude Irregularities Using the Oblique Ionosonde Sounding Mode for the HamSCI Personal Space Weather Station (Proceedings)?, ARRL-TAPR Digital Communications Conference. ARRL-TAPR, Virtual, 2021.

D. Raj Joshi, Frissell, N. A., M. Sarwar, S., Sami, S., J. Ruohoniemi, M., Baker, J. B. H., Coster, A. J., Erickson, P. J., Liles, W., Vierinen, J., and Groves, K., ?Observations of Mid-latitude Irregularities Using the Oblique Ionosonde Sounding Mode for the HamSCI Personal Space Weather Station?, in American Geophysical Union Fall Meeting, New Orleans, LA, 2021.