| Trích dẫn | Karpouzi, V., 2012 Seabird growth parameters based on wing length, culmen length, bill length and tarsus length. Personal communication, 20 January 2012. Provided excel file. |
| Tài liệu tham khảo | 91584 Karpouzi, V., 2012 |
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| Named Used as Valid | Sula leucogaster |
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