የኦሮሞ ነጻነት ግንባር 4ኛ ድርጅታዊ ጉባዔ ውሳኔና የኣቋም መግለጫ September 2, 2017 [pdf-embedder url=”https://oromoliberationfront.org/aforomo/wp-content/uploads/2017/09/amharic2.pdf”]