A. A. Ionin, S. I. Kudryashov, S. V. Makarov, A. A. Rudenko, S. V. Seleznev, D. V. Sinitsyn, T. P. Kaminskaya, V. V. Popov, “Nonlinear evolution of aluminum surface relief under multiple femtosecond laser irradiation”, Pis'ma v Zh. Èksper. Teoret. Fiz., 101:5 (2015), 382–389; JETP Letters, 101:5 (2015), 350–357
