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References by this author
Lang, E.M. 1994. Mit Tieren unterwegs: Aus dem Reisebuch eines Zoodirektors. Basel, E.M. Lang. pp. 1-200.
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Lang, E.M.; Schenkel, R.; Schaefer, H.; Meyer, H. 1989. Nashörner. Basel, Naturhistorisches Museum. pp. 1-16.
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Laurie, W.A.; Lang, E.M.; Groves, C.P. 1983. Rhinoceros unicornis. Mammalian Species no. 211: 1-6, figs. 1-3.
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Lang, E.M.; Leutenegger, M.; Tobler, K. 1977. Indian rhinoceros Rhinoceros unicornis births in captivity. International Zoo Yearbook 17: 237-238, table 1.
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Lang, E.M. 1977. The Indian Rhino (Rhinoceros unicornis ) in captivity. Journal of the Bombay Natural History Society 74 (1): 160.
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Kloes, H.G.; Lang, E.M. 1976. Handbook of zoo medicine. New York etc., Van Nostrand Reinhold. pp. i-xvii, 1-453.
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Lang, E.M. 1972. Fertility problems in captive animals. British Veterinary Journal 128 (9): 433-438.
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Lang, E.M. 1971. Tiere im Zoo. Photos Elsbeth Knol-Siegrist. Thun and Munchen, Ott Verlag. pp. 1-104.
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Hoesli, P.; Lang, E.M. 1970. Zum Chromosomenbild des Indischen Panzernashorns (Rhinoceros unicornis). Schweizer Archiv fur Tierheilkunde 112: 534-535, figs. 1-2.
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Schenkel, R.; Lang, E.M. 1969. Das Verhalten der Nashorner. Handbuch fur Zoologie 8 (46): 1-56, figs. 1-25.
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Lang, E.M. 1967. Einige biologische Daten vom Panzernashorn (Rhinoceros unicornis). Revue Suisse de Zoologie 74 (3): 603-607.
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Lang, E.M. 1966. Krankheit und Tod des Panzernashornbullen Gadadhar. Verhandlungsbericht des Internationalen Symposiums uber die Erkrankungen der Zootiere 8: 301-307.
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Lang, E.M. 1961. Beobachtungen am Indischen Panzernashorn (Rhinoceros unicornis). Zoologische Garten 25 (6): 369-409, figs. 1-24.
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