1. Ahti T, Hämet-Ahti L, Jalas J (1968) Vegetation zones and their sections in northwestern Europe. Ann Bot Fenn 5:169–211
2. Angelstam P, Roberge JM, Lõhmus A, Bergmanis M, Brazaitis G, Dönz-Breuss M, Edenius L, Kosinski Z, Kurlavičius P, Larmanis V, Lukins M, Mikusinski G, Račinskis E, Stradzs M, Tryjanowski P (2004) Habitat modelling as a tool for landscape-scale conservation—a review of parameters for focal forest birds. Ecol Bull 51:427–453
3. Anonymous (2017) Vääriselupaiga klassifikaator, valiku juhend, vääriselupaiga kaitseks lepingu sõlmimine ja vääriselupaiga kasutusõiguse arvutamise täpsustatud alused. Riigi Teataja I 15.09.2017: 5 (in Estonian)
4. Banaś J, Zięba S, Bujoczek M, Bujoczek L (2019) The impact of different management scenarios on the availability of potential forest habitats for wildlife on a landscape level: the case of the black stork Ciconia nigra (Linnaeus, 1758). Forests 10:362
5. Bell D, Hjältén J, Nilsson C, Jørgensen D, Johansson T (2015) Forest restoration to attract a putative umbrella species, the white-backed woodpecker, benefited saproxylic beetles. Ecosphere 6:1–14