IEEE Transactions on Vehicular Technology
IEEE Transactions on Vehicular Technology > 2011 > 60 > 2 > 729 - 733
IEEE Transactions on Vehicular Technology > 2011 > 60 > 8 > 4063 - 4070
IEEE Transactions on Vehicular Technology > 2011 > 60 > 9 > 4324 - 4337