Sakahira, F.; Niimi, M. (2007). Ancient DNA analysis of the Japanese sea lion (Zalophus californianus japonicus Peters, 1866): preliminary results using mitochondrial control-region sequences. Zoological Science. 24 (1): 81—85. doi:10.2108/zsj.24.81. PMID17409720.
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pubmed.ncbi.nlm.nih.gov
Sakahira, F.; Niimi, M. (2007). Ancient DNA analysis of the Japanese sea lion (Zalophus californianus japonicus Peters, 1866): preliminary results using mitochondrial control-region sequences. Zoological Science. 24 (1): 81—85. doi:10.2108/zsj.24.81. PMID17409720.