Microstructure control and extrudability of aluminium-Mg-Si alloys microalloyed with manganese S. ZAJAC, B. HUTCHINSON, A. JOHANSSON, L.-O. GULLMAN et R. LAGNEBORG J. Phys. IV France, 03 C7 (1993) C7-251-C7-254 DOI: 10.1051/jp4:1993740