Boardgamegeek https://boardgamegeek.com/boardgameexpansion/40210/race-galaxy-rebel-vs-imperium
English - This second expansion for Race for the Galaxy delves into the growing conflict between the Rebel and Imperium forces.
Ludovox http://ludovox.fr/jeu-de-societe/race-for-the-galaxy-rebelles-contre-imperium-2787/
French - 2e extension de RFTG
Official http://www.ystari.com/accueil/jeux/traductions/race-for-the-galaxy/
French - Explorer, Coloniser, Développer, Vendre, Consommer ou Produire ?