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

@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{OforVand2001,
 doi = {10.1046/j.1365-2400.2001.00214.x},
 author = {Ofori-Danson, P. K. and Vanderpuye, C. J. and de Graaf, G. J.},
 year = {2001},
 title = {Growth and mortality of the catfish, \emph{Hemisynodontis membranaceus} ({G}eoffroy {S}t. {H}ilaire), in the northern arm of {L}ake {V}olta, {G}hana},
 journal = {Fisheries Management and Ecology},
 volume = {8(1)},
 pages = {37–45}
} 

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