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Sondell, J. 2017. Are large fields of autumn wheat at Kvismaren, central Sweden, used as nesting and food search habitats by Skylarks Alauda arvensis?. Ornis Svecica. 27, 2–4 (Oct. 2017), 41–56. DOI:https://doi.org/10.34080/os.v27.19556.