The article below was published in the daily newspaper Le Dauphiné Libéré, France, le 22 mars 1993.
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SAN JOSE. Several unidentified flying objects, "large luminous circles which emitted red signals" have been observed in recent weeks over Costa Rica, in particular near Piedras Blancas de Osa, a town near the area where, a month ago, similar phenomena had been reported. Experts have visited the site.