M. Tomić and O. Petrović-Obradović, “PERIPHYLLUS CALIFORNIENSIS (SHINJI, 1917) AND TINOCALLIS SALTANS (NEVSKY, 1929) (HEMIPTERA: APHIDIDAE), TWO ALIEN APHID SPECIES NEW TO THE FAUNA OF SERBIA”, AES, vol. 27, no. 2, pp. 7-17, Nov. 2022.