Barjadze, S.; Gratiashvili, N. Description of a New Species of the Genus <i>Macrosiphum</i> Passerini, 1860 (Hemiptera: Aphidoidea: Aphididae), With a Key to the <i>Macrosiphum</i> Species Occurring in Transcaucasia. Entomol. Fennica 2010, 21, 43-48.