les exemples

• 28 Hamilton, M., Curtis, R. y M. Travis, “Cost-earning study of the Hawaii-based domestic longline fleet,” documento inédito, SOEST 96-03, JIMAR Contribution 96-300, Pelagic Fisheries Research Program, Joint Institute for Marine and Atmospheric Research, Universidad de Hawaii, Honolulu (Hawaii), 1996, pág.
  (28) Hamilton, M., Curtis, R. and M. Travis, “Cost-earning study of the Hawaii-based domestic longline fleet,”؛ ورقة غير منشورة؛ و SOEST 96-03, JIMAR Contribution 96-300, Pelagic Fisheries Research Program, Joint Institute for Marine and Atmospheric Research, University of Hawaii, Honolulu, HI, 1996, p.