Thực đơn
1991 BA Liên kết ngoàiThực đơn
1991 BA Liên kết ngoàiLiên quan
1991 1991 BA 19919 Pogorelov 1991 FIFA Women's World Cup 1991 Darwin 1991 VG 1991 US Open – Men's Singles 19912 Aurapenenta 19915 Bochkarev 19913 AigyptiosTài liệu tham khảo
WikiPedia: 1991 BA http://adsabs.harvard.edu/abs/1991Natur.354..287S http://www.cbat.eps.harvard.edu/iauc/05100/05172.h... http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=1991BA;cad=1... http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=3092104 http://www.minorplanetcenter.net/db_search/show_ob... //dx.doi.org/10.1038%2F354287a0 https://cneos.jpl.nasa.gov/sentry/details.html#?de... https://ssd.jpl.nasa.gov/horizons.cgi?find_body=1&... https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=3092104#con... https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=3092104#dis...