1. V. P. Maslov, Mat. Zametki [Math. Notes] 80(6), 856 (2006).
2. V. E. Saouma and C. C. Barton, J. Engrg. Mech. 120(4), 835 (1994).
3. R. V. Gol’dshtein and A. B. Mosolov, Prikl. Mat. Mekh. [J. Appl. Math. Mech.] 56(4), 663 (1992).
4. R. V. Gol’dshtein and A. B. Mosolov, Dokl. Ross. Akad. Nauk [Russian Acad. Sci. Dokl. Math.] 329(4), 429 (1993).
5. B. B. Mandelbrot, The Fractal Geometry of Nature (Freeman, San Francisco, 1982; Inst. Komp’yuternykh Issledovanii, Moscow, 2002).