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

@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{Ampo2022,
 author = {Samuel K. K. Amponsah},
 year = {2022},
 title = {Stock Assessment Indicators for Sustainable Exploitation of \emph{Chrysichthys walkeri} in {L}ake {V}olta, {G}hana, {W}est {A}frica },
 journal = {LIMNOFISH-Journal of Limnology and Freshwater Fisheries Research},
 volume = {8(3)},
 pages = {235-242}
} 

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