Dramatic short-term changes observed during March '92 to April '91 eruption site on the East Pacific Rise crest 9 45-52'N - Haymon, R; Fornari, D J; Lutz, R; Perfit, M; Macdonald, K; Von Damm, K L; Lilley, M; Shanks, W C; Nelson, D; Edwards, M; Kappus, M; Colodner, D; et al. (EOS, Transactions, American Geophysical Union, 1992)