@article{articleb3a623ea,
title   = {A micromechanics approach to assess effects of constraint on cleavage fracture toughness: a weibull stress model},
author = {Ruggieri, Claudio},
year = {2010},
doi = {10.1590/s1678-58782010000400010},
journal   = {Journal of the Brazilian Society of Mechanical Sciences and Engineering}
}