998
Hain et al. 1982.
999
Allen et al. 2013.
1000
Dean et al. 2012.
1001
Dean et al. 2014.
1002
Hewlett and Roulette 2016.
1003
Thornton and McAuliffe 2006.
1004
Musgrave et al. 2016.
1005
Byrne and Rapaport 2011.
1006
Laland 2017.
1007
Mesoudi 2016; Nielsen et al. 2014.