@article{Vermeer_1972, title={Comparison of the Clutch Initiation of Caspian and Common Terns At Lake Winnipeg}, volume={30}, url={https://bluejayjournal.ca/index.php/bluejay/article/view/3495}, DOI={10.29173/bluejay3495}, number={4}, journal={Blue Jay}, author={Vermeer, Kees}, year={1972}, month={Dec.} }