Hewitt, Roger P. <br/><br/>
Distribution and abundance of krill in the vicinity of Elephant Island in the 1992 austral summer 

 - Virginia  Antarctic Journal of the United States  1992 
 - pp. 210-212 
<br/><br/> Hewitt, Roger P. y Demer, David A. (1992). Distribution and abundance of krill in the vicinity of Elephant Island in the 1992 austral summer. En Antarctic Journal of the United States, Vol. 27, no. 5, pp. 210-212.