@misc
{slub-ai-55-aHR0cHM6Ly93d3cuanN0b3Iub3JnL3N0YWJsZS80MDg1NTAw,
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author = {
Derrickson, Scott R.
},
title = {
The Mobility of Breeding Pintails
},
publisher = {The American Ornithologists' Union},
isbn = {0004-8038},
isbn = {1938-4254},
year = {1978},
}