Long, N. M. A. N., Feng, K. L., Jin, W. T., & Eshkuvatov, Z. K. (2014). Numerical Solution for an Epicycloid Crack. Journal of Applied Mathematics, 2014(), 332-343-130. https://doi.org/10.1155/2014/213478
Wu, S. L. (1988). Numerical analysis of dynamic crack propagation [master's thesis, The University of Hong Kong]. Airiti Library. https://www.airitilibrary.com/Article/Detail?DocID=U0029-1812201200004901