D.  Swartz, ?WSPRsonde Installation at WWV/WWVB?, HamSCI Workshop 2025. HamSCI, Newark, NJ, 2025.

D.  Swartz and Collins, K., ?An Update on the WWV/H Modulation Test and WWV ARC?, HamSCI Workshop 2023. HamSCI, Scranton, PA, 2023.

D.  Swartz, ?WW0WWV: WWV Amateur Radio Club?, HamSCI Workshop 2021. HamSCI, Scranton, PA (Virtual), 2021.