CONTINUOUS VERSUS FIRST ORDER TRANSITION IN DILUTE ISING ANTIFERROMAGNETS IN A FIELD H. T. Diep, S. Galam et P. AzariaJ. Phys. Colloques, 49 C8 (1988) C8-1261-C8-1262DOI: https://doi.org/10.1051/jphyscol:19888573