Kelly, P., Krenn, P., Titze, S., Stopher, P., & Foster, C. (2013). Quantifying the Difference Between Self-Reported and Global Positioning Systems-Measured Journey Durations: A Systematic.

Kelly, P., P. Krenn, S. Titze, P. Stopher, and C. Foster. Quantifying the Difference Between Self-Reported and Global Positioning Systems-Measured Journey Durations: A Systematic. 2013.

Kelly, P., et al. Quantifying the Difference Between Self-Reported and Global Positioning Systems-Measured Journey Durations: A Systematic. 2013.