Selivanov, M.F., and Yu.O. Chornoivan. 2018. “The Cohesive Zone Model With a Non-Uniform Traction-Separation Law for a System of Several Collinear Cracks”. Reports of the National Academy of Sciences of Ukraine, no. 9 (September). Kyiv, Ukraine:35-41. https://doi.org/10.15407/dopovidi2018.09.035.