Struktur kristal La0.67Ca0.33Mn1-xTix03 dengan (x=0.04 ;x=0.10) dan variasi suhu pemanasan (1000ºC, 1100ºC, 1200ºC) selama 12 jam = Crystal structure La0.67Ca0.33Mn1-xTix03 with (x=0.04 ;x=0.10) and the temperature variation of the heating (1000ºC, 1100ºC, 1200ºC) for 12 hours