TY  - SER
AU  - Dufault, S., Whitehead, H.
TI  - Regional and group-level differences in fluke markings and notches of sperm whales.    
U1  - 599547599547 
PY  - 1998///
KW  - WH
KW  - Regional and group-level differences in fluke markings and notches of sperm whales.
ER  -