Y. Shindo and F. Narita, “The planar crack problem for a dielectric medium in a uniform electric field”, Arch. Mech., vol. 56, no. 6, pp. 447–463, Dec. 2004, Accessed: Mar. 03, 2026. [Online]. Available: http://am.ippt.gov.pl/index.php/am/article/view/v56p447