[1]
Skyllberg, U. and Tjernberg, M. 2008. Spring staging of Taiga Bean Goose Anser f. fabalis in southern Sweden 2007—estimate of the size of populations using the western and central flyways. Ornis Svecica. 18, 1 (Jan. 2008), 45–51. DOI:https://doi.org/10.34080/os.v18.22677.