[61] B. Romelczyk-Baishya, K. Leczycki, M. Płocinska, M. Kulczyk, R. Molak, Z. Pakieła, The effect of microstructure anisotropy on low temperature fracture of ultrafine-grained iron, Archives of Civil and Mechanical Engineering, Volume 18, Issue 4, pp. 1166-1182, 2018.