[1]
Маркова, А.О. and Серебряков, В.В. 2016. Research of aggressive behavior of blackcap (Sylvia atricapilla) at watering place. ScienceRise: Biological Science. 2 (2) (Oct. 2016), 11–17. DOI:https://doi.org/10.15587/2519-8025.2016.78979.