Studi Pengaruh Doping Chromium Dan Temperatur Sintering Terhadap Struktur Kristal, Morfologi, Dan Sifat Kemagnetan Material La0,7Sr0,2Ba0,1Mn1-xCrxO3 (x=0; 0,03; 0,05; 0,07; DAN 0,1) = Study of Effects of Chromium Substitution and Sintering Temperature on Structural, Morphology, and Magnetic Properties of Material La0,7Sr0,2Ba0,1Mn1-xCrxO3 (x=0; 0.03; 0.05; 0.07; and 0.1)