共 28 条
[21]
Schrader L, 2001, ANIM WELFARE, V10, P119
[25]
Wechsler B, 2007, ANIM WELFARE, V16, P107
[26]
Wechsler B, 2011, ANIM WELFARE, V20, P497
[27]
Welfare Quality, 2009, WELF QUAL ASS PROT C