@article{WANG Zhan-ke_106, author = {[WANG Zhan-ke, GAO Hong-bo, HAN Xiao-yan, MA Peng]}, title = {Analytical Calculation Method for Unstable Toughness of Double-K Fracture Model}, publisher = {Journal of Yangtze River Scientific Research Institute}, year = {2019}, journal = {Journal of Yangtze River Scientific Research Institute}, volume = {36}, number = {6}, eid = {106}, pages = {106-109}, keywords = {concrete;maximum load;unstable toughness;fracture mechanics;analytical calculation;bilinear constitutive relationship;double-#i#K#/i# fracture model}, doi = http://ckyyb.crsri.cn/EN/10.11988/ckyyb.20171144 }