@article{article, title  = {{Segregation in the African wintering ranges of English and Swiss Swallow Hirundo rustica populations: a stable isotope study}},

 url = {{}},

 year = {{2003}},

 month = {{11}},

 author = {{Evans KL and Waldron S and Bradbury RB}},

 volume = {{50}},

 journal = {{BIRD STUDY}},

 pages = {{294-299}},

 note = {{Accessed on 2024/09/19}}}