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

@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{Arkh1997,
 author = {Alexander Arkhipkin},
 year = {1997},
 title = {Age of the micronektonic squid \emph{Pterygioteuthis gemmata} ({C}ephalopoda: {P}yroteuthidae) from the central-east {A}tlantic based on statolith growth increments},
 journal = {J. Moll Stud.},
 volume = {63},
 pages = {287-290}
} 

@Misc{sealifebase,
 howpublished = {\url{https://www.sealifebase.ca/summary/Pterygioteuthis-gemmata.html}}
}