00431nam a2200169Ia 4500003000500000005001700005008004100022020001800063041000700081245005900088260002400147300001700171500001400188650001300202650002800215080001800243BNCV20231122114542.0190502b           ||||| |||| 00| 0 por d  a92 64 22882 9  aFR  aConception economique des routes a faible trafic/ OCDE  aParis:bOCDE,c1986  a141 p.b:il.  aInv. 2018  aEstradas  aTransportes rodoviarios  a656.1bOCD co