Ludwig, T., Siano, R., & Andreev, A. V. (2022). Habitat selection of sympatric Siberian Grouse and Hazel Grouse in natural and exploited forests of the lower Amur region: In Memoriam Alexander (Sasha) V. Andreev. Ornis Fennica, 98(4), 142–161. https://doi.org/10.51812/of.113446