Mikkelsen, Ejnar, 1880-1971 (Autor Personal)

LC database, April 26, 2004 (hdg.: Mikkelson, Ejnar, 1880-)

Britannica online, April 26, 2004 (Mikkelsen, Ejnar; b. Dec. 23, 1880, Vester-Brønderslev, Denmark; d. May 3, 1971, Copenhagen)

Wikipedia, Mar. 30 2022 (Ejnar Mikkelsen (1880-1971), was a Danish polar explorer and author. He is most known for his expeditions to Greenland.)

Perdus dans l'arctique,1913: t.p. (Ejnar Mikkelsen)