Não informado. (2001). Annual Report of the Netherlands Institute for Sea Research. Netherlands Institute for Sea Research.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Annual Report of the Netherlands Institute for Sea Research. Den Burg, Holanda: Netherlands Institute for Sea Research, 2001.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Annual Report of the Netherlands Institute for Sea Research. Netherlands Institute for Sea Research, 2001.
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