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

@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{FernHern1988,
 author = {C. Fernandez-Delgado and J. A. Hernando and M. Herreraa and M. Bellido},
 year = {1988},
 title = {Age, growth and reproduction of \emph{Aphanius iberus} ({C}uv. \& {Va}al., 1846) in the lower reaches of the {G}uadalquivir rivir (south-west {S}pain)},
 journal = {Freshwater Biology},
 volume = {20},
 pages = {227-234}
} 

@Misc{fishbase,
 howpublished = {\url{https://www.fishbase.se/summary/Aphanius-iberus.html}}
}