Ohlson, K. G. (1988). Method and means used in production of asphalt mix: Theory of suspension, mixing method, method of testing, method of analysis. Trafikteknik, Tekniska Högskolan i Lund.
Dyfyniad Arddull ChicagoOhlson, Karl Gunnar. Method and Means Used in Production of Asphalt Mix: Theory of Suspension, Mixing Method, Method of Testing, Method of Analysis. Lund, Sweden: Trafikteknik, Tekniska Högskolan i Lund, 1988.
Dyfyniad MLAOhlson, Karl Gunnar. Method and Means Used in Production of Asphalt Mix: Theory of Suspension, Mixing Method, Method of Testing, Method of Analysis. Trafikteknik, Tekniska Högskolan i Lund, 1988.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.