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Kleywegt GJ, Harris MR, Zou JY, Taylor TC, Wählby A, Jones TA (Desember 2004). "The Uppsala Electron-Density Server". Acta Crystallogr. D (dalam bahasa Inggris). 60 (Pt 12 Pt 1): 2240–2249. doi:10.1107/S0907444904013253. PMID15572777.
Anon (2014). "Hard data: It has been no small feat for the Protein Data Bank to stay relevant for 100,000 structures". Nature (dalam bahasa Inggris). 509 (7500): 260. doi:10.1038/509260a. PMID24834514.
Laskowski RA, Hutchinson EG, Michie AD, Wallace AC, Jones ML, Thornton JM (Desember 1997). "PDBsum: a Web-based database of summaries and analyses of all PDB structures". Trends Biochem. Sci. (dalam bahasa Inggris). 22 (12): 488–90. doi:10.1016/S0968-0004(97)01140-7. PMID9433130.
Kleywegt GJ, Harris MR, Zou JY, Taylor TC, Wählby A, Jones TA (Desember 2004). "The Uppsala Electron-Density Server". Acta Crystallogr. D (dalam bahasa Inggris). 60 (Pt 12 Pt 1): 2240–2249. doi:10.1107/S0907444904013253. PMID15572777.
Anon (2014). "Hard data: It has been no small feat for the Protein Data Bank to stay relevant for 100,000 structures". Nature (dalam bahasa Inggris). 509 (7500): 260. doi:10.1038/509260a. PMID24834514.