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

@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{Kuzn2006,
 author = {El\dot{z}bieta Ku\'{z}nik-{K}owalska},
 title = {LIFE CYCLE OF \emph{Discus ruderatus} (F\'{e}russac, 1821) ({G}ASTROPODA: {P}ULMONATA: {E}NDODONTIDAE)},
 journal = {Folia Malacologica},
 volume = {14},
 year = {2006},
 pages = {35-46}
} 

@Article{Will1976,
 author = {Phillip Williampson},
 title = {Size-weight relationships and field growth rates of the landsnail \emph{Cepaea nemoralis} {L}.},
 journal = {Journal of Animal Ecology},
 number = {3},
 volume = {45},
 year = {1976},
 pages = {875-885}
} 

@Misc{animalbase,
 howpublished = {\urlhttp://www.animalbase.uni-goettingen.de/zooweb/servlet/AnimalBase/home/species?id=1239}}
}