ELECTROCHEMICALPERFORMANCE OF La0.6Sr0.4Co0.2Fe0.8O3-δ BASED CATHODES FOR LOW TEMPERATURE SOLID OXIDE FUEL CELLS - Raharjo, Jarot; Pusat Teknologi Material (PTM) - BPPT Gedung II BPPT Lantai 22, Jl. M.H. Thamrin 8, Jakarta 10340 (BATAN, 2013)