(1977), Enzyme polymorphisms of Ideles populations (Ahaggar, Algeria) and the Iwellemeden Kel Kummer Tuareg (Menaka, Mali), Hum. Hered. 27 :454–469.Lefêvre-Witier, P., and Vergnes, H., 1977, Enzyme polymorphisms of Ideles populations (Ahaggar, Algeria) and the Iwellemeden Kel ...