14189 Donald Kennedy: Black carp and sick cows.
Science 13 April 2001, 169.

14482 John Pickrell: Dammed if you do, damned if you don't?
Science 29 June 2001, 2422-2423.

F. Schwerdtfeger: O''kologie der Tiere. 3 volumes. Parey 1977, tog. 1380p.

14484 Paul Thacker: A new wind sweeps the plains.
Science 29 June 2001, 2427.