Mori, E., Amerini, R., Mazza, G., Bertolino, S., Battiston, R., Sforzi, A., & Menchetti, M. (2016). Alien shades of grey: New occurrences and relevant spread of Sciurus carolinensis in Italy. European Journal of Ecology, 2(1), 13-20. https://doi.org/10.1515/eje-2016-0002