Å umadija is located between rivers Sava and Danube in the north , river Velika Morava in the east , river Zapadna Morava in the south , and Kolubara , Ljig and DiÄ ina in the west . Å umadija is located between rivers Sava and Danube in the north , river Great Morava in the east , river West Morava in the south , and Kolubara , Ljig and DiÄ ina in the west .