The effects of El Nino on pinniped populations in the eastern Pacific
Trillmich F, Ono KA, Costa DP, DeLong RL, Feldkamp SD, Francis JM, Gentry RL, Heath CB, Le Boeuf BJ, Majluf P, York AE (1991)
In: Pinnipeds and El Nino. Trillmich F (Ed); Ecological studies ; 88. Berlin [u.a.]: Springer: 247-270.