Bhargava, S. C.Singh, S.Malik, S. K.2010-01-082010-01-082007http://hdl.handle.net/123456789/16433462 bytestext/htmlenColossal magnetoresistancePhase coexistenceFerromagnetic and spin glass phasesCritical compositionCritical composition of La0.7-x Dyx Ca0.3Mn(Fe)O3 for high CMRArticle