BIBLIOGRAPHY

Geomagnetic Storms. (2019). Retrieved from https://www.swpc.noaa.gov/phenomena/geomagnetic-storms
GPS Error Sources. (2017). Retrieved from https://www.e-education.psu.edu/geog160/node/1924
GPS. (2020). Retrieved from https://www.gps.gov/multimedia/poster/
Martin, S. (2018). What Is WAAS And How Does It Work In Your Airplane? Retrieved from https://www.boldmethod.com/learn-to-fly/systems/what-is-WAAS-and-how-does-it-work
Navigation Programs — Satellite Navigation. (2020). Retrieved from https://www.faa.gov/about/office_org/headquarters_offices/ato/service_units/techops/navservices/gnss/
Planetary K-index. (2015). Retrieved from https://www.swpc.noaa.gov/products/planetary-k-index
Silbergleit. (2008). Geomagnetic activity and solar cycles. Retrieved from https://www.sciencedirect.com/science/article/pii/S0273117705000268
THE SOLAR CYCLE: LATEST UPDATES AND PREDICTIONS. (2020). Retrieved from https://www.almanac.com/content/solar-cycle-updates-and-predictions#
Sources of Error in GPS. (2014). Retrieved from https://www.aboutcivil.org/new/sources-of-errors-in-gps.html
Top 50 geomagnetic storms of 2020. (2020). Retrieved from https://www.spaceweatherlive.com/en/auroral-activity/top-50-geomagnetic-storms/year/2020
Trilateration. (2017). Retrieved from https://www.britannica.com/science/trilateration
WAAS and its Relation to Enabled Hand-Held GPS Receivers. (2010). Retrieved from http://www.gpsinformation.net/exe/waas.html
What is GPS? (2020). Retrieved from https://www.garmin.com/en-US/AboutGPS/
What Is the Solar Cycle. (2019). Retrieved from https://spaceplace.nasa.gov/solar-cycles/en/
What is WAAS? (2017). Retrieved from https://www8.garmin.com/aboutGPS/waas.html