@article{1496, author = {Glaucio Paulino and Albert Fannjiang and Youn-Sha Chan}, title = {Gradient elasticity theory for mode III fracture in functionally graded materials{\textemdash}part I: crack perpendicular to the material gradation}, year = {2003}, journal = {J. Appl. Mech.}, volume = {70}, number = {4}, pages = {531{\textendash}542}, }