International Journal of Modern Physics A: Particles & Fields; Gravitation; Cosmology; Nuclear Physics, 2017, v. 32, n. 23/24, p. -1, doi. 10.1142/S0217751X17501469
International Journal of Modern Physics A: Particles & Fields; Gravitation; Cosmology; Nuclear Physics, 2014, v. 29, n. 31, p. -1, doi. 10.1142/S0217751X14501772