EXTRUSION OF AN Al-Li-Zr ALLOY PREPARED FROM ATOMIZED POWDER M. S. MAHMOUD, H. B. McSHANE et T. SHEPPARDJ. Phys. Colloques, 48 C3 (1987) C3-327-C3-334DOI: https://doi.org/10.1051/jphyscol:1987337