Mosavi, M. R., A. R. Baziar, and M. Moazedi. “De-Noising and Spoofing Extraction from Position Solution Using Wavelet Transform on Stationary Single-Frequency GPS Receiver in Immediate Detection Condition”. Journal of Applied Research and Technology, vol. 15, no. 4, June 2019, doi:10.1016/j.jart.2017.04.001.