%0 Journal Article %T Calculation for tensile strength and fracture toughness of granite with three kinds of grain sizes using three-point-bending test %A Chenhui Wei %A Leilei Niu %A Miao Yu %A Shaohua Li %A Yongjun Yu %J Archive of "PLoS ONE". %D 2018 %R 10.1371/journal.pone.0180880 %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5875745/