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

@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{AgatNaka2004,
 author = {Yukio Agatsuma and Akifumi Nakata},
 year = {2004},
 title = {Age determination, reproduction and growth of the sea urchin \emph{Hemicentrotus pulcherrimus} in {O}shoro {B}ay, {H}okkaido, {J}apan},
 journal = {J. Mar. Biol. Ass. U.K.},
 volume = {84},
 pages = {401-405}
}