Prof. Plinio Corrêa de Oliveira:
Sixth Apparition of Fatima - October 13
How Our Lady documented her Message
To understand this attitude, let us see how Our Lady documented her Message.
She did it in two ways: First, by giving to unschooled little shepherds the mission to divulge her Message; second, by working a great miracle before the multitude gathered in Fatima on October 13, 1917.
The whole essay readable in the .pdf uploaded.
Source:
Sixth Apparition of Fatima - October 13