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

@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{Kova1995,
 author = {Kov\'{a}\v{c},
 V.},
 year = {1995},
 title = {Reproductive behaviour and early development of the {E}uropean mudminnow \emph{Umbra krameri}},
 journal = {Folia Zoologica},
 volume = {44},
 pages = {57-80}
} 

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