79
Patricia Churchland (2011).
80
Simon Baron-Cohen (2005).
81
Adam Smith (1759), p. 9.; Смит А. Теория нравственных чувств. – М.: Республика, 1997.
82
James Burkett et al. (2016).
83
Tony Buchanan et al. (2012).
84
Lauren Wispé (1991).
85
Konrad Lorenz (1980).
86
Sarah Brosnan and Frans de Waal (2003a).
87
Koichiro Zamma (2002), p. 11.
88
Tania Singer et al. (2006).