1. Baumann, H. and Tillman, A.M., 2003. The Hitch Hiker's guide to LCA, an orientataion in LCA methodology and application. Göteborg: Studentlitteratur.
2. Birgisdóttir, H., 2005. Life cycle assessment model for road construction and use of residues from waste incineration. Thesis (PhD), Institute of Environment and Resources, Technical University of Denmark, DTU.
3. Chowdhury, A. and Butto, J., 2008. A review of warm mix asphalt, Report Number: SWUTC/08/473700-00080-1, Texas Transportation Institute, December, Texas, US.
4. D'Angelo, J., et al. 2008. Warm mix asphalt: European practice, Report number: FHWA-PL-08-007, Federal Highway Administration, February, Washington DC.