Analysis of information sources in references of the Wikipedia article "Bayağı doğan" in Turkish language version.
The records of Richard M. Bond and William E. Griffee, and the recollections of Larry L. Schramm and Merlin A. McColm were critical in putting the Peregrine back off the endangered list.
The records of Richard M. Bond and William E. Griffee, and the recollections of Larry L. Schramm and Merlin A. McColm were critical in putting the Peregrine back off the endangered list.