Ecological Indicators, Vol 132, Iss, Pp 108266-(2021) ECOLOGICAL INDICATORS Digital.CSIC. Repositorio Institucional del CSIC instname Addi. Archivo Digital para la Docencia y la Investigación Ecological Indicators Burrascano, S, Trentanovi, G, Paillet, Y, Heilmann-Clausen, J, Giordani, P, Bagella, S, Bravo-Oviedo, A, Campagnaro, T, Campanaro, A, Francesco, C, De Smedt, P, Itziar, G M, Matošević, D, Sitzia, T, Aszalós, R, Brazaitis, G, Andrea, C, Ettore, DA A, Doerfler, I, Hofmeister, J, Hošek, J, Janssen, P, Kepfer Rojas, S, Korboulewsky, N, Kozák, D, Lachat, T, Lõhmus, A, Lopez, R, Mårell, A, Matula, R, Mikoláš, M, Munzi, S, Nordén, B, Pärtel, M, Penner, J, Runnel, K, Schall, P, Svoboda, M, Tinya, F, Ujházyová, M, Vandekerkhove, K, Verheyen, K, Xystrakis, F & Ódor, P 2021, ' Handbook of field sampling for multi-taxon biodiversity studies in European forests ', Ecological Indicators, vol. 132, 108266 . https://doi.org/10.1016/j.ecolind.2021.108266