|
Langhavel B,. (1887). Tigerpferde. Zool Jb, 2, 117–126.
|
|
|
Menges J,. (1887). Die Wildesel des Somalilandes (Equus asinus somalicus). Zool. Garten., 28, 261–268.
|
|
|
Noack T,. (1887). Beiträge zur Kenntnis der Säugetierfauna von Ost – und Central – Afrika. Zool Jb, 2, 200–201.
|
|
|
Noack T,. (1893). Das Quagga. Zool. Garten., 34, 289–297.
|
|
|
Langhavel B,. (1897). Die wilden Einhufer Asiens. Zool Jb 10, , 33–55.
|
|
|
Ridewood Wg,. (1901). Exhibition of, and remarks upon some microscopic preparations of the hairs of Antelopes, Giraffe and Zebra. Proc Zool Soc Lond, 2(1), 3.
|
|
|
Ridewood Wg,. (1901). On the hairs of Equus Burchelli and E. Zebra Proc Zool Soc Lond, 1, 87–88.
|
|
|
Sclater,. (1901). Notice of a Zebra taken from Ludophus's work Abyssinia. Proc Zool Soc Lond, 2(1), 2.
|
|
|
Lorenz Lv,. (1902). On the specimen of the quagga in the Imperial Museum of Nat Hist, Vienna. Proc Zool Soc Lond, , 32–38.
|
|
|
Tichomirow A,. (1902). Zur näheren Kenntnis des Equus przewalskii. Zool Anz, 25, 344–349.
|
|