In what year was the album “Viver Por Viver” released by Demétrius?

In what year was the album “Viver Por Viver” released by Demétrius?: The album “Viver Por Viver” was released in 1968 by Demétrius, featuring 12 tracks.
What is the most successful song from the album “Viver Por Viver” by Demétrius?: “Viver Por Viver” is the biggest hit from the album “Viver Por Viver” by Demétrius.

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