The article below was published in the daily newspaper Le Dauphiné Libéré, France, le 22 mars 1993.
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.