Jirasek, M.Bazant, Z. P.2007-04-232007-04-232007-04-23199510.1061/(ASCE)0733-9399(1995)121:9(1016)https://infoscience.epfl.ch/handle/20.500.14299/5066Particle model for quasibrittle fracture and application to sea icetext::journal::journal article::research article