Issue 39

S. Seitl et alii, Frattura ed Integrità Strutturale, 39 (2017) 100-109; DOI: 10.3221/IGF-ESIS.39.11 109 DOI: 10.1016/j.engfracmech.2016.03.036 [33] Williams, M.L., On the stress distribution at the base of stationary crack, ASME Journal of Applied Mechanics, 24 (1957) 109–114. [34] Zhao, Y., Xu, B., Effect of T-stress on the mode-I fracture toughness of concrete, C. R. Mecanique, 342 (2014) 490– 500. DOI: 10.1016/j.crme.2014.03.001.