http://caribjsci.org/Mar08/44_125-128.pdf
http://www.thaiscience.info/journals/Article/Payanak%20as%20a%20mythical%20animal%20and%20as%20the%20living%20species%20regalecus%20glesne%20(oarfish,%20regalecidae,%20lampridiformes).pdf
http://jsnfri.fra.affrc.go.jp/publication/nenpou/nenpou-6,58-68.pdf
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