1. Sneps-Sneppe, M., Namiot, D.: On physical web models. In: 2016 International Siberian Conference on Control and Communications (SIBCON). IEEE (2016)
2. Namiot, D., Sneps-Sneppe, M.: On Bluetooth proximity models. In: Advances in Wireless and Optical Communications (RTUWO). IEEE (2016)
3. Kim, W., et al.: On target tracking with binary proximity sensors. In: Proceedings of the 4th International Symposium on Information Processing in Sensor Networks. IEEE Press (2005)
4. Sabatini, A.M., et al.: A low-cost, composite sensor array combining ultrasonic and infrared proximity sensors. In: Proceedings 1995 IEEE/RSJ International Conference on Intelligent Robots and Systems. Human Robot Interaction and Cooperative Robots, vol. 3. IEEE (1995)
5. Han, M., Lee, Y.-K., Lee, S.: Comprehensive context recognizer based on multimodal sensors in a smartphone. Sensors 12(9), 12588–12605 (2012)