@incollection{Karaim18, author = {Malek Karaim and Mohamed Elsheikh and Aboelmagd Noureldin}, title = {GNSS Error Sources}, booktitle = {Multifunctional Operation and Application of GPS}, publisher = {IntechOpen}, address = {Rijeka}, year = {2018}, editor = {Rustam B. Rustamov and Arif M. Hashimov}, chapter = {4}, doi = {10.5772/intechopen.75493}, url = {https://doi.org/10.5772/intechopen.75493} }