Cool. Apparently, a documentary related to these events was produced:
<a href="https://www.imdb.com/title/tt1894541/" rel="nofollow">https://www.imdb.com/title/tt1894541/</a>
Could be this one ( the quality is horrible ):
<a href="https://www.youtube.com/watch?v=veDZfejpbs8" rel="nofollow">https://www.youtube.com/watch?v=veDZfejpbs8</a>
More materials:
<a href="https://spectregroup.wordpress.com/2009/04/24/brazilian-satellite-squatters/" rel="nofollow">https://spectregroup.wordpress.com/2009/04/24/brazilian-sate...</a>
If someone has more information, links are welcome.