TY - JOUR ID - pmf:8113 TI - Ab initio study of the electron energy loss function in a graphene-sapphire-graphene composite system AU - Despoja, Vito AU - Djordjević, Tijana AU - Karbunar, Lazar AU - Radović, Ivan AU - Mišković, Zoran DP - DABAR (Digitalni akademski arhivi i repozitoriji) ER -