Transportation Research Part E: Logistics and Transportation Review
Transportation Research Part E > 2011 > 47 > 4 > 520-531
Transportation Research Part E > 2011 > 47 > 4 > 414-431
Transportation Research Part E > 2011 > 47 > 4 > 520-531
Transportation Research Part E > 2011 > 47 > 4 > 414-431