OpenGrey (Institut de l'Information Scientifique et Technique) · 1991 · 21 citations · 3 references
EngineeringCivil EngineeringIndustrial EngineeringInstrumentationMetrologyPavement EngineeringPavement DesignPavement EvaluationPavement RoughnessPavement Surface CharacteristicsSurface MetrologySurface RoughnessRoughness Measurement
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The Kenya road transport cost study: research on vehicle operating costs
H Hide, S W Abaynayaka, I A Sayer et al. · 1975 · 28 citations