Bundel papers over schuimbitumen

Bevat o.a.: Sheets van de lezing over schuimbitumen / J.L.A. de Groot, K.J. Jenkins; Foamed bitumen stabilisation / M. Kendall? [et al.]; Optimisation and application of foamed bitumen in road building / K.J. Jenkins ? [et al.]; Characterisation of foamed bitumen / K.J. Jenkins, M.F.C. van de ...