found: His ABGD, 1997:t.p. (Gebregeorgis Yohannes)
found: Congratulations Yohannes Gebregeorgis, 2011:t.p. (Yohannes Gebregeorgis)
found: Segenat Foundation home page, Oct. 24, 2013(Yohannes Gebregeorgis, founder of Segenat Foundation; born in a small village in southern Ethiopia called Negelle Borena; BA in English Literature and Journalism from the University of Buffalo in 1989 and a Masters degree in Library and Information Science in 1991 from the University of Texas at Austin; in 2010, he was awarded an Honorary Doctorate in Public Service from Regis University in Denver, Colorado)
found: Silly Mammo, c2002:t.p. (Gebregeorgis Yohannes; in English and Amharic)
found: https://segenatfoundation.org/founder/ :Yohannes Gebregeoris, died January 18, 2022