Samenvatting
For the papers presented in this volume see A 3980 - A 3981.
For the papers presented in this volume see A 3980 - A 3981.
Washington, D.C., Highway Research Board HRB, 1969, Pp.; Highway Research Record TRR ; No. 267
Deze publicatie behoort tot de overige publicaties die we naast de SWOV-publicaties in onze collectie hebben.