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HARTL GB
KURT F
TIEDEMANN R
GMEINER C
NADLINGER K
MAR KU
RUBEL A
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Citation: A. Rubel, RELEVANT ANIMAL-WELFARE ASPECTS IN DESIGN ING THE SPECTACLED BEAR ENCLOSURE AT ZURICH ZOO, Schweizer Archiv fur Tierheilkunde, 138(12), 1996, pp. 586-590