Bhargava, R.R, and Ram Narayan. “Circular Arc Crack And Concentric Inhomogeneity in an Infinite Isotropic Elastic Plate Under Tension”. Engineering Transactions 23, no. 2 (June 30, 1975): 215–228. Accessed January 17, 2026. http://et.ippt.gov.pl/index.php/et/article/view/2355.