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*Gissi, Carmela; และคณะ (February 2006). "Mitochondrial phylogeny of Anura (Amphibia) : A case study of congruent phylogenetic reconstruction using amino acid and nucleotide characters". Gene. 366 (2): 228–237. doi:10.1016/j.gene.2005.07.034. PMID16307849.