...órsico

Fellow of the Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET), Argentina.

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.

... Althaus

Member of the Carrera del Investigador Científico y Tecnológico, CONICET, Argentina.

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.

... Benvenuto

Member of the Carrera del Investigador Científico, CIC, Argentina.

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.

... Serenelli

Fellow of CONICET, Argentina.

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.

...1997)

Before rehomogenization, the shape of the carbon and oxygen profile towards the centre is characterized by an off-centered peak typical of evolutionary calculations in which semi-convection and overshooting are not considered (see Mazzitelli & D'Antona 1986).

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.