TY - SER ED - National Research Council (U.S.). TI - Highway research record T2 - <-1973>: Publication - National Research Council SN - 0073-2206 U1 - 625.735 PY - 1963///-1973 CY - Washington PB - National Research Council, Highway Research Board KW - MCE KW - Roads N1 - 0; 0; 0; 625_735000000000000_NAT ER -