Tài liệu tham khảo WikiPedia: 130 Elektra ftp://ftp.lowell.edu/pub/elgb/astorb.html http://astro.berkeley.edu/~fmarchis/Science/Astero... http://adsabs.harvard.edu/cgi-bin/nph-bib_query?bi... http://adsabs.harvard.edu/cgi-bin/nph-bib_query?bi... http://cfa-www.harvard.edu/iau/lists/NumberedMPs.h... http://cfa-www.harvard.edu/iauc/08100/08183.html#I... http://www.psi.edu/pds/resource/imps.html http://www.psi.edu/pds/resource/spin.html http://www.psi.edu/pds/resource/taxonomy.html //www.ncbi.nlm.nih.gov/pubmed/17800458
