found: Bayelsa State @ 10 & Dr. Goodluck Ebele Jonathan's developmental report on Bayelsa State, 2007:t.p. (Dr. Goodluck Ebele Jonathan) p. 6 (executive governor, Bayelsa State)
found: Moving Nigeria forward, 2007:p.14 (Goodluck Ebele Jonathan, b. Nov. 20, 1957; vice-president of Nigeria)
found: Goodluck, Sambo, 2010? :p. 6 (Dr. Goodluck Jonathan) p. 10 (b. Nov. 20, 1957 in Otuoke, Bayelsa State, Nigeria) p. 12 (Dr. Goodluck Ebele Azikiwe Jonathan sworn in as the 14th president of Nigeria)
found: Vision, impact : Goodluck Ebele Jonathan, GCON, GCFR : pictorial on achievements, April 2010 - April 2011, 2011:pref. (President Goodluck Ebele Azikiwe Jonathan ... was Governor of Bayelsa State from 9th December, 2005 to 28th May, 2007, and was sworn in as Vice President of the Federal Republic of Nigeria on 29th May, 2007. On 13th January, 2010, a federal court handed him the power to carry out state affairs while President Umaru Yar'Adua received medical treatment in a Saudi Arabian hospital. A motion from the Nigerian Senate on 9th February, 2010 confirmed these powers to act as President ... On 24th February, 2010 Yar'Adua returned to Nigeria, but Jonathan continued as acting president. Upon Yar'Adua's death on 5th May 2010, Jonathan succeeded to the Presidency, taking the oath of office on 6th May, 2010)
found: Wikipedia, viewed August 27, 2015:Nigerian general election, 2015 (opposition candidate Muhammadu Buhari won; incumbent President Goodluck Johathan conceded defeat on 31 March; president-elect was sworn in on 29 May 2015)
found: BBC News, viewed August 27, 2015:1 April 2015, Nigeria election: Muhammadu Buhari wins presidency (Gen Buhari beat incumbent Goodluck Jonathan by more than 2.5 million votes; Mr Jonathan telephoned his rival to concede defeat)
found: BBC News, viewed August 27, 2015:29 May 2015, Nigeria's President Buhari promises change at inauguration (Nigeria inauguration 29 May)
notfound: World factbook, viewed August 27, 2015: Nigeria, government (President Maj. Gen. (ret.) Muhammadu BUHARI (since 29 May 2015))