by Hunter, William W., Harkey, David L., Richard Stewart, J., Birk, Mia L.
Published in Transportation research record (2000)

by Burchfield, Robert, Clippinger, Susan, Gardner-Sweeney, Michael, Kemper, Brian, Koonce, Peter, Leach, Dennis, Lutz, Andy, Rasmussen, Susanne, Smith, Bridget, Wentz, Wayne, Yonan, John, Zykofsky, Paul, Birk, Mia, LaPlante, John, Miller, Rock, Parisi, David, Parks, Jamie, Peterson, Todd A, Ridgway, Matthew, Schultheiss, William, Clarke, Andy, Burden, Dan, Laughlin, Keith, McCann, Barbara, Neufeld, Randy, Penalosa, Gil, Dill, Jennifer, Furth, Peter, Lockwood, Ian, Monsere, Chris, Pucher, John, Geller, Roger, Mustafa, Zaki
Published in ITE journal (01.01.2012)