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D.G.D.G.HigginsD.G.D.G., A.J.A.J.BleasbyA.J.A.J., R.R.FuchsR.R., CLUSTAL V: improved software for multiple sequence alignment, „Computer applications in the biosciences: CABIOS”, 8 (2), 1992, s. 189–191, ISSN0266-7061, PMID:1591615 [dostęp 2018-05-03].
J.D.J.D.ThompsonJ.D.J.D., T.J.T.J.GibsonT.J.T.J., F.F.PlewniakF.F., F.F.JeanmouginF.F., D.G.D.G.HigginsD.G.D.G., The CLUSTAL_X windows interface: flexible strategies for multiple sequence alignment aided by quality analysis tools, „Nucleic Acids Research”, 25 (24), 1997, s. 4876–4882, ISSN0305-1048, PMID:9396791, PMCID:PMC147148 [dostęp 2018-05-03].
RamuR.ChennaRamuR., HideakiH.SugawaraHideakiH., TadashiT.KoikeTadashiT., RodrigoR.LopezRodrigoR., Toby J.T.J.GibsonToby J.T.J., Multiple sequence alignment with the Clustal series of programs, „Nucleic Acids Research”, 31 (13), 2003, s. 3497–3500, ISSN1362-4962, PMID:12824352, PMCID:PMC168907 [dostęp 2018-05-03].
D.G.D.G.HigginsD.G.D.G., P.M.P.M.SharpP.M.P.M., CLUSTAL: a package for performing multiple sequence alignment on a microcomputer, „Gene”, 73 (1), 1988, s. 237–244, ISSN0378-1119, PMID:3243435 [dostęp 2018-05-03].
D.G.D.G.HigginsD.G.D.G., A.J.A.J.BleasbyA.J.A.J., R.R.FuchsR.R., CLUSTAL V: improved software for multiple sequence alignment, „Computer applications in the biosciences: CABIOS”, 8 (2), 1992, s. 189–191, ISSN0266-7061, PMID:1591615 [dostęp 2018-05-03].
J.D.J.D.ThompsonJ.D.J.D., T.J.T.J.GibsonT.J.T.J., F.F.PlewniakF.F., F.F.JeanmouginF.F., D.G.D.G.HigginsD.G.D.G., The CLUSTAL_X windows interface: flexible strategies for multiple sequence alignment aided by quality analysis tools, „Nucleic Acids Research”, 25 (24), 1997, s. 4876–4882, ISSN0305-1048, PMID:9396791, PMCID:PMC147148 [dostęp 2018-05-03].