@article{article, title  = {{Historical perspectives and a focus on fitness.}},

 url = {{}},

 year = {{2007}},

 month = {{10}},

 author = {{Hatchwell BJ}},

 doi = {{10.1016/j.beproc.2007.01.011}},

 volume = {{76}},

 journal = {{Behav Processes}},

 issue = {{2}},

 pages = {{73-74}},

 note = {{Accessed on 2024/12/22}}}