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Christian Cornelius Mortensen: aspects of his life and of the history of bird ringing (PDF). Ardea. 2001, 89 (1): 1–6. （原始内容 (PDF)存档于2011-07-24）. Spencer
2018-11-15 [2019-07-07]. （原始内容存档于2020-11-21） （挪威语）. Museum Stavanger. Bird Ringing Centre. 2015-10-17 [2019-07-07]. （原始内容存档于2015-10-17） （英语）. Stavanger
breeding and moulting seasons of passerines in an Azores cloud forest. Ringing and Migration. 1998, 19: 17–23. Teodósio J., R. Ceia & L. Costa. Species
ringing records The Netherlands, Belgium, Great Britain, France, Germany, Spain and Portugal Canadian Migration Monitoring Network（Co-ordinates bird migration
distribution of Icelandic Whimbrels Numenius phaeopus islandicus as revealed by ringing recoveries. Wader Study. 2016, 123 (1): 44–48. doi:10.18194/ws.00031.