Dynamics of the number of birds in the vicinity of Strenci (Latvia) in 1947-1961

Second edition. First published: Vilks K.A. 1961. The dynamics of the number of birds in the vicinity of the town of Strenci (Latvian SSR) over the past 14 years // Ecology and migration of birds of the Baltic States: Tr. 4th Balts. ornithol. conf. Riga, 323-325.