Boardgamegeek https://boardgamegeek.com/boardgame/91534/struggle-catan
English - In 2010, designer Klaus Teuber overhauled the two-player Catan card game with the release of The Rivals for Catan – released in Germany as Die Fürsten von Catan – and in 2011 Teuber, Kosmos and Mayfair Games present a new multi-player card game set in the Catan universe: The Struggle for Catan, aka, Die Siedler von Catan: Das schnelle Kartenspiel.
Ludovox http://ludovox.fr/jeu-de-societe/catane-le-jeu-de-cartes-5777/
French - Catane : le Jeu de Cartes est une adaptation du jeu de plateau Catane.