D.  Diehl, Piccini, G., Calderon, A., Vega, J., Liles, W., and Frissell, N. A., ?PyLap: An Open Source Python Interface to the PHaRLAP Ionospheric Raytracing Toolkit?, HamSCI Workshop 2023. HamSCI, Scranton, PA, 2023.

A.  Calderon, Liles, W., Frissell, N., and Vega, J., ?Ray Tracing in Python Utilizing the PHaRLAP Engine?, HamSCI Workshop 2022. HamSCI, Huntsville, AL, 2022.