1. [1] H. Sharma, A. Schütz, and T. Pany, "Qualitative analysis of smartphone GNSS raw measurements and effect of duty cycling on the RTK positioning," in NAVITEC, 2018.

2. [2] G. Force, "Using GNSS raw measurements on android devices," Eur. GNSS Agency (GSA), Tech. Rep, 2018.

3. [3] M. Sunkevic, "Using GNSS Raw Measurements on Android Devices-Tutorial part I," [European GNSS Agency], 2017.

4. [4] P. Dabove and V. Di Pietra, "Towards high accuracy GNSS real-time positioning with smartphones," Adv. Sp. Res., vol. 63, no. 1, pp. 94-102, 2019. [DOI:10.1016/j.asr.2018.08.025]

5. [5] D. Yoon, C. Kee, J. Seo, and B. Park, "Position accuracy improvement by implementing the DGNSS-CP algorithm in smartphones," Sensors, vol. 16, no. 6, p. 910, 2016. [DOI:10.3390/s16060910]

6. [6] E. Realini, S. Caldera, L. Pertusini, and D. Sampietro, "Precise GNSS positioning using smart devices," Sensors, vol. 17, no. 10, p. 2434, 2017. [DOI:10.3390/s17102434]

7. [7] X. Zhang, X. Tao, F. Zhu, X. Shi, and F. Wang, "Quality assessment of GNSS observations from an Android N smartphone and positioning performance analysis using time-differenced filtering approach," Gps Solut., vol. 22, no. 3, p. 70, 2018. [DOI:10.1007/s10291-018-0736-8]

8. [8] Q. Wu, M. Sun, C. Zhou, and P. Zhang, "Precise point positioning using dual-frequency GNSS observations on smartphone," Sensors, vol. 19, no. 9, p. 2189, 2019. [DOI:10.3390/s19092189]

9. [9] C. Jeffrey, An introduction to GNSS: GPS, GLONASS, Galileo and other global navigation satellite systems. NovAtel, 2010.

10. [10] J. Aggrey, S. Bisnath, N. Naciri, G. Shinghal, and S. Yang, "Multi-GNSS precise point positioning with next-generation smartphone measurements," J. Spat. Sci., vol. 65, no. 1, pp. 79-98, 2020. [DOI:10.1080/14498596.2019.1664944]

11. [11] C. Barrios and Y. Motai, "Improving estimation of vehicle's trajectory using the latest global positioning system with Kalman filtering," IEEE Trans. Instrum. Meas., vol. 60, no. 12, pp. 3747-3755, Dec. 2011, doi: 10.1109/TIM.2011.2147670. [DOI:10.1109/TIM.2011.2147670]

12. [12] X. Liu, J. Sima, Y. Huang, X. Liu, and P. Zhang, "A Simplified Kalman Filter for Integrated Navigation System with Low-Dynamic Movement," Math. Probl. Eng., vol. 2016, 2016. [DOI:10.1155/2016/3528146]

13. [13] E. J. Krakiwsky, C. B. Harris, and R. V. C. Wong, "A Kalman filter for integrating dead reckoning, map matching and GPS positioning," in IEEE PLANS'88., Position Location and Navigation Symposium, Record.'Navigation into the 21st Century'., 1988, pp. 39-46. [DOI:10.1109/PLANS.1988.195464]

14. [14] A. Lahrech, C. Boucher, and J.-C. Noyer, "Fusion of GPS and odometer measurements for map-based vehicle navigation," in 2004 IEEE International Conference on Industrial Technology, 2004. IEEE ICIT'04., 2004, vol. 2, pp. 944-948. [DOI:10.1109/ICIT.2004.1490202]

15. [15] W. Kim, G.-I. Jee, and J. Lee, "Efficient use of digital road map in various positioning for ITS," in IEEE 2000. Position Location and Navigation Symposium (Cat. No. 00CH37062), 2000, pp. 170-176. [DOI:10.1109/PLANS.2000.838299]

16. [16] M. E. El Najjar and P. Bonnifait, "A road-matching method for precise vehicle localization using belief theory and kalman filtering," Auton. Robots, vol. 19, no. 2, pp. 173-191, 2005. [DOI:10.1007/s10514-005-0609-1]

17. [17] R. Toledo-Moreo, M. A. Zamora-Izquierdo, and A. F. Gómez-Skarmeta, "IMM-EKF based road vehicle navigation with low cost GPS/INS," in 2006 IEEE International Conference on Multisensor Fusion and Integration for Intelligent Systems, 2006, pp. 433-438. [DOI:10.1109/MFI.2006.265590]

18. [18] S. Rezaei and R. Sengupta, "Kalman filter-based integration of DGPS and vehicle sensors for localization," IEEE Trans. Control Syst. Technol., vol. 15, no. 6, pp. 1080-1088, 2007. [DOI:10.1109/TCST.2006.886439]

19. [19] F. A. Ghaleb, A. Zainal, M. A. Rassam, and A. Abraham, "Improved vehicle positioning algorithm using enhanced innovation-based adaptive Kalman filter," Pervasive Mob. Comput., vol. 40, pp. 139-155, 2017. [DOI:10.1016/j.pmcj.2017.06.008]

20. [20] D. Berdjag and D. Pomorski, "DGPS/INS data fusion for land navigation," in Proc. Fusion, 2004, pp. 881-887.

21. [21] C. K. Chui, G. Chen, and others, Kalman filtering. Springer, 2017. [DOI:10.1007/978-3-319-47612-4]

22. [22] M. B. Rhudy, R. A. Salguero, and K. Holappa, "A kalman filtering tutorial for undergraduate students," Int. J. Comput. Sci. Eng. Surv., vol. 8, no. 1, pp. 1-9, 2017.

23. [23] L. Xue, C. Jiang, L. Wang, J. Liu, and W. Yuan, "Noise reduction of MEMS gyroscope based on direct modeling for an angular rate signal," Micromachines, vol. 6, no. 2, pp. 266-280, 2015. [DOI:10.3390/mi6020266]

24. [24] M. R. Mosavi, M. Sadeghian, and S. Saeidi, "Increasing DGPS navigation accuracy using Kalman filter tuned by genetic algorithm," Int. J. Comput. Sci. Issues, vol. 8, no. 6, p. 246, 2011.

25. [25] S. Park, M.-S. Gil, H. Im, and Y.-S. Moon, "Measurement noise recommendation for efficient Kalman filtering over a large amount of sensor data," Sensors, vol. 19, no. 5, p. 1168, 2019. [DOI:10.3390/s19051168]

26. [26] W. Li and J. Wang, "Magnetic sensors for navigation applications: an overview," J. Navig., vol. 67, no. 2, p. 263, 2014. [DOI:10.1017/S0373463313000544]

27. [27] M. Moussa, A. Moussa, and N. El-Sheimy, "Multiple ultrasonic aiding system for car navigation in GNSS denied environment," in 2018 IEEE/ION Position, Location and Navigation Symposium (PLANS), 2018, pp. 133-140. [DOI:10.1109/PLANS.2018.8373374]

28. [28] Y. Kim and H. Bang, "Introduction to Kalman filter and its applications," in Introduction and Implementations of the Kalman Filter, IntechOpen, 2018. [DOI:10.5772/intechopen.80600]

29. [29] X. Wen et al., "A First-Order Differential Data Processing Method for Accuracy Improvement of Complementary Filtering in Micro-UAV Attitude Estimation," Sensors, vol. 19, no. 6, p. 1340, 2019. [DOI:10.3390/s19061340]

30. [30] F. Mohd-Yasin, N. Zaiyadi, D. J. Nagel, D. S. Ong, C. E. Korman, and A. R. Faidz, "Noise and reliability measurement of a three-axis micro-accelerometer," Microelectron. Eng., vol. 86, no. 4-6, pp. 991-995, 2009. [DOI:10.1016/j.mee.2008.12.045]

31. [31] F. Mohd-Yasin, C. E. Korman, and D. J. Nagel, "Measurement of noise characteristics of MEMS accelerometers," Solid. State. Electron., vol. 47, no. 2, pp. 357-360, 2003. [DOI:10.1016/S0038-1101(02)00220-4]

32. [32] Yun, J.; Lim, C.; Park, B. Inherent Limitations of Smartphone GNSS Positioning and Effective Methods to Increase the Accuracy Utilizing Dual-Frequency Measurements. Sensors 2022, 22, 9879. [DOI:10.3390/s22249879]