A possible study is outlined to check on the reliability of information obtained directly from the motorist (and also incidentally on the different methods of approach) having acquired the same information beforehand from and independent source.
In: Symposium on the Use of Statistical Methods in the Analysis of Road Accidents, held at the Road Research Laboratory (RRL), April 14-16, 1969, published by OECD, Paris, 1970, p. 129-132
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