@Misc{fishbase,
 howpublished = {\url{https://www.fishbase.se/summary/Pseudoxiphophorus-bimaculatus}}
} 

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

@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{OlinPeop2016,
 doi = {10.1590/1982-0224-20150050},
 author = {Charles T. Olinger and Brandon K. Peoples and Emmanuel A. Frimpong},
 year = {2016},
 title = {Reproductive life history of \emph{Heterandria bimaculata} ({H}eckel, 1848) ({P}oeciliinae: {P}oeciliidae) in the {H}onduran interior highlands: {T}rait variation along an elevational gradient},
 journal = {Neotropical Ichthyology},
 volume = {14(1)},
 pages = {e150050}
}