Chaplyhina, A. B., D. I. Yuzyk, N. O. Savynska, and V. M. Hramma. “Invertebrates in the Diet of Collared Flycatcher (Ficedula Albicollis) Nestlings in Transformed Forest Ecosystems of North-Eastern Ukraine: Invertebrates in the Diet of Collared Flycatcher”. Baltic Forestry, vol. 28, no. 1, June 2022, doi:10.46490/BF439.