On the Free Recovery Bending Shape Memory Effect in Powder Metallurgy FeMnSiCrNi - CIURCĂ, Lenuța; PRICOP, Bogdan; POPA, Mihai; APOSTOL, Victor Daniel; BUJOREANU, Leandru-Gheorghe (The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, 2021)