Blomqvist, Sven, and Åke Lindström. 1995. “The Spring Migration of Sanderling Calidris Alba, Little Stint C. Minuta and Curlew Sandpiper C. Ferruginea in Sweden”. Ornis Svecica 5 (2). Lund, Sweden:55-67. https://doi.org/10.34080/os.v5.23005.