@article{806, author = {Seong Song and Michael Wagoner and Glaucio Paulino and William Buttlar}, title = {δ25 Crack opening displacement parameter in cohesive zone models: experiments and simulations in asphalt concrete}, year = {2008}, journal = {Fatigue \& Fracture of Engineering Materials \& Structures}, volume = {31}, number = {10}, pages = {850{\textendash}856}, publisher = {Wiley Online Library}, }