@conference{f8baa6c6cf6f43339ee58bb1f029448a,
title = "Exploring the use of passive GPS devices to measure travel",
author = "Stopher, {Peter R.} and Philip Bullock and Frederic Horst",
note = "Copyright: Copyright 2020 Elsevier B.V., All rights reserved.; Proceedings of the seventh International Conference on: Applications of Advanced Technology in Transportation ; Conference date: 05-08-2002 Through 07-08-2002",
year = "2002",
doi = "10.1061/40632(245)120",
language = "English (US)",
pages = "959--967",
}