El germen disperso.

Mode of access: Internet.

Ondas de vida. (Ocios literarios)

"Prologo" by Rafael Najera.

Ondas de luz /

"Contiene más de sesenta poesías del autor y entre ellas catorce laureadas en los principales juegos florales y concursos literarios del país."

The electrical admittance of a homogeneous polarized fully electroded circular disc, loss-less and mechanically free : analysis, including Rayleigh correction, data for routine determination of elastic modulus and Piezoelectric coupling, and discussion of limitation of correction, anisotrophy parameters involved, and deductions concerning dimensional standarization /

"ONR Contract No. Nonr-1055(00)."

The Rayleigh disk as a wave direction indicator.

Mode of access: Internet.