@Misc{Wiki,
 howpublished = {\url{http://en.wikipedia.org/wiki/Phocoena_phocoena}}
} 

@Book{Kooy2010,
 author = {Kooijman, S.A.L.M.},
 year = {2010},
 title  = {Dynamic Energy Budget theory for metabolic organisation},
 publisher = {Cambridge Univ. Press, Cambridge},
 pages = {Table 4.2 (page 150), 8.1 (page 300)},
 howpublished = {\url{../../../bib/Kooy2010.html}}
} 

@Article{AddiSmee1999,
 author = {Addink, M.J. and C. Smeenk},
 year   = {1999},
 title  = {The harbour porpoise \emph{Phocoena phocoena} in {D}utch coastal waters: analysis of stranding records for the period 1920-1994.},
 journal = {Lutra},
 volume = {41},
 pages = {55--80}
} 

@Article{BorjRead2003,
 author = {Borjesson, P. and Read, A.J.},
 year   = {2003},
 title  = {VARIATION IN TIMING OF CONCEPTION BETWEEN POPULATIONS OF THE HARBOR PORPOISE.},
 journal = {Journal of Mammalogy},
 volume = {84(4)},
 pages = {84(3):948-955}
} 

@Article{LockHeid2001,
 author = {Lockyer ,C. and Heide-J{\o}rgensen, M. P. and Jensen, J. and Kinze, C. C. and Buus S{\o}rensen, T.},
 year   = {2001},
 title  = {Age, length and reproductive parameters of harbour porpoises \emph{Phocoena phocoena} ({L}.) from {W}est {G}reenland},
 journal = {ICES Journal of Marine Science},
 volume = {58},
 page = {154-162}
} 

@Article{Read1990,
 author = {Read, A. J.},
 year   = {1990},
 title  = {Age at sexual maturity and pregnancy rates of harbour porpoises, \emph{Phocoena phocoena},
 from the {B}ay of {F}undy},
 journal = {Canadian Journal of Fisheries and Aquatic Sciences},
 volume = {47},
 page = {561-565}
} 

@Misc{Klok2009,
 author = {Klok, C.},
 year   = {2009},
 journal = {Data base of IMARES, wageningen}
} 

@Article{SmitGask1974,
 author = {G. J. D. Smith, D. E. Gaskin},
 year   = {1974},
 title  = {The diet of harbor porpoises (\emph{Phocoena phocoena} ({L}.)) in coastal waters of {E}astern {C}anada, with special reference to the {B}ay of {F}undy},
 journal = {Canadian Journal of Zoology},
 volume = {52},
 page = {777--782}
} 

@Article{Utre1978,
 doi = {10.1163/26660644-04801002},
 author = {Van Utrecht, W. L.},
 year   = {1978},
 title  = {Age and Growth in \emph{Phocoena phocoena} {L}innaeus, 1758 {C}etacea, {O}dontoceti) from the {N}orth {S}ea},
 journal = {Bijdragen Tot de Dierkunde},
 volume = {48(1},
 page = {16–28}
} 

@techreport{Laws1959,
 author = {Laws, R. M.},
 year = {1959},
 title = {The foetal growth rates of whales with special reference to the fin whale, \emph{Balaenoptera physalus} {L}inn},
 institution = {Nat. Inst of Oceanography},
 volume = {29},
 pages = {281-308}
}