المؤلفون: Gibson, J. A. E., Swadling, Kerrie M., Pitman, Tracey M., Burton, Harry R.
المصدر: Polar Biology ; volume 17, issue 2, page 175-179 ; ISSN 0722-4060 1432-2056
الاتاحة: http://dx.doi.org/10.1007/s003000050119http://link.springer.com/content/pdf/10.1007/s003000050119.pdfhttp://link.springer.com/article/10.1007/s003000050119/fulltext.htmlhttp://link.springer.com/content/pdf/10.1007/s003000050119