1. Prof. of Engrg., Univ. of Regina, Regina, SK, Canada, S4S 0A2.
2. Assoc. Prof., Dept. of Mathematics and Computing Sci., Saint Mary's Univ., Halifax, NS, Canada, B3H 3C3.
3. Engrg. Asst., Univ. of Regina, Regina, SK, Canada, S4S 0A2.
4. Traffic Data and Forecasting Engr., Alberta Transp. and Utilities, Twin Atria Build., Edmonton, AB, Canada, T6B 2X3.