Electronic Authentication GuidelineWilliam E. Burr, Donna F. Dodson, Elaine M. Newton, Ray A. Perlner, W. Timothy Polk, Sarbari Gupta, Emad A. Nabbus, U.S. Department of Commerce, National Institute of Standards and Technology · First published 2011Open the Tome
Alala recovery planTimothy Burr, Alala Recovery Team, U.S. Fish and Wildlife Service · First published 1982Open the Tome