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O'Connor M, Peifer M, Bender W (1989). "Construction of large DNA segments in Escherichia coli". Science244 (4910): 1307–1312. PMID2660262. doi:10.1126/science.2660262.
Stone NE, Fan J-B, Willour V, Pennacchio LA, Warrington JA, Hu A, Chapelle A, Lehesjoki A-E, Cox DR, Myers RM (1996). "Construction of a 750-kb bacterial clone contig and restriction map in the region of human chromosome 21 containing the progressive myoclonus epilepsy gene". Genome Research6 (3): 218–225. PMID8963899. doi:10.1101/gr.6.3.218.
O'Connor M, Peifer M, Bender W (1989). "Construction of large DNA segments in Escherichia coli". Science244 (4910): 1307–1312. PMID2660262. doi:10.1126/science.2660262.