Fernandes, CAC; Jarvis, MJ; Rawlings, S; Martínez-Sansigre, A; Hatziminaoglou, E; Lacy, M; Page, MJ; ... Vardoulaki, E; + view all Fernandes, CAC; Jarvis, MJ; Rawlings, S; Martínez-Sansigre, A; Hatziminaoglou, E; Lacy, M; Page, MJ; Stevens, JA; Vardoulaki, E; - view fewer (2011) Evidence for a maximum jet efficiency for the most powerful radio galaxies. Monthly Notices of the Royal Astronomical Society , 411 (3) 1909 - 1916. 10.1111/j.1365-2966.2010.17820.x.