1. Department of Automatic Control and Systems EngineeringUniversity of SheffieldSheffieldS1 3JDUK
2. Departments of Applied Mathematics and Mechanical and Mechatronics EngineeringUniversity of WaterlooWaterlooOntarioN2L 3G1Canada
3. Department of Applied MathematicsUniversity of WaterlooWaterlooOntarioN2L 3G1Canada
4. Department of Civil and Environmental EngineeringUniversity of WaterlooWaterlooOntarioN2L 3G1Canada