%0 Journal Article %A Cerqueira Neto, J.X. %T Equaçőes de Helmholtz de Ondas-P, S no Meio de Biot %D 1991 %J , %V %@ 2214-4609 %C cp-316-00086 %R https://doi.org/10.3997/2214-4609-pdb.316.86 %I European Association of Geoscientists & Engineers, %X %U https://www.earthdoc.org/content/papers/10.3997/2214-4609-pdb.316.86