Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Fukuhara Takayasu and Nakanishi Hiizu,Dynamical Stability of the Crack Front Line.,Journal of the Physical Society of Japan,00319015,THE PHYSICAL SOCIETY OF JAPAN,1998,67,12,4064-4067,https://cir.nii.ac.jp/crid/1390282679159176064,https://doi.org/10.1143/jpsj.67.4064