Development of a Novel Indoor Positioning System with mm-range Precision based on RF Sensors Network
R. Xiong, S. van Waasen, C. Rheinländer, N. Wehn. IEEE Sensor Letters, Vol. 1, No. 5, October 2017.

Development of a Quasi Time Stretch Technology for Indoor Positioning System Based on Pulse Modulated Ultra High Frequency Radio
R. Xiong, S. van Waasen, J. Schelten, M. Schloesser, C. Rheinländer, N. Wehn. IEEE SENSORS 2015 conference, November, 2015, Busan, South Korea.