New vagrant of the Blyth's Reed Warbler on the north-east of Ukraine. - N.P. Knysh. - Berkut. 6 (1-2). 1997. P. 32.
A singing bird was watched on a forest pond near the village of Vakalivshchyna (Sumy district of Sumy region) 1.06.1997. Date of this record and three preceding ones coincide with the migration period of the species. [Ukrainian].