F. Berto, Frattura ed Integrità Strutturale, 34 (2015) 169-179; DOI: 10.3221/IGF-ESIS.34.18 179 [31] Gross, R., Mendelson, A., Plane Elastostatic Analysis of V-Notched Plates, Int. J. Fract. Mech., 8 (1972), 267-27. DOI 10.1007/BF00186126. [32] Lazzarin, P., Tovo, R., A unified approach to the evaluation of linear elastic fields in the neighbourhood of cracks and notches, Int. J. Fract., 78 (1996) 3-19. DOI: 10.1007/BF00018497. [33] Lazzarin, P., Filippi, S., A generalised stress intensity factor to be applied to rounded V-shaped notches, Int. J. Solids Struct., 43 (2006) 2461-2478. DOI: 10.1016/j.ijsolstr.2005.03.007. [34] Lazzarin, P., Zappalorto, M., Berto, F., Generalised Stress Intensity Factors for rounded notches in plates under in- plane shear loading, Int. J. Fract., 170 (2011)123-144. DOI: 10.1007/s10704-011-9613-y. [35] Berto, F., Lazzarin, P., Recent developments in brittle and quasi-brittle failure assessment of engineering materials by means of local approaches, 75 (2014) 1-48. DOI: 10.1016/j.mser.2013.11.001.