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

@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{Vaha1992,
 author = {J. V\'{a}hala},
 year = {1992},
 title = {Reproduction of the lesser kusu (\emph{Tragelaphus imberbis} at {D}v\.{u}r {K}r\'{a}lov\'{e} {Z}oo},
 journal = {Zoo Biology},
 volume = {11},
 pages = {99--106}
} 

@Misc{AnAge,
 howpublished = {\url{http://genomics.senescence.info/species/entry.php?species=Tragelaphus_imberbis}}
}