found: His Lífshættir í Reykjavík, 1930-1940, 1985:t.p. (Sigurður G. Magnússon)
found: Menntun, ást og sorg, 1997:t.p. (Sigurður Gylfi Magnússon)
found: Gegnir, Feb. 27, 2008(hdg.: Sigurður Gylfi Magnússon, 1957)
found: Sigurður Gylfi Magnússon website, viewed August 31, 2021:Biography (born in the West End of Reykjavík; B.A. in history and philosophy, University of Iceland, 1984 ; Carnagie Mellon University, M.A. degree, 1988, doctoral degree (Ph.D.), 1993) About me (born August 29, 1957; professor of cultural history at the University of Iceland) - http://sgm.hi.is/