TY  - BOOK
ED  - International Conference on Low-Volume Roads (5: 1991 may. -19-23: Raleigh, North Carolina)
ED  - National Research Council. Transportation Research Board (E-.U.A.)
TI  - Fifth international conference on low-volume roads 1991: pa-pers presented at the Fifth International Conference on Low--Volume Roads, may 19 - 23, 1991, Raleigh, North Carolina
CY  - Washington, D. C. : TRB
ER  -