1. L. R. Botvina and A. D. Zavyalov, “Interdisciplinary problems of fracture physics and mechanics: from metals to rocks. I. Damage localization and development,” Deform. Razr. Mater., No. 3, 2–13 (2018).
2. S. N. Zhurkov, V. S. Kuksenko, and A. I. Slutsker, “Formation of submicroscopic cracks in polymers under load,” Fiz. Tverd. Tela 11 (1), 296–302 (1969).
3. V. V. Panasyuk and B. L. Lozovoi, “On the propagation of two cracks of different lengths,” Dokl. Akad. Nauk USSR, No. 11, 1444–1447 (1962).
4. V. V. Panasyuk, Limiting Equilibrium of Brittle Bodies with Cracks (Naukova Dumka, Kiev, 1968).
5. T. L. Chelidze, “Percolation theory as a tool for initiation of fracture process in rocks,” Pure and Appl. Geophys. 124 (4, 5), 731–748 (1986).