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

@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{Kuzn1999,
 author = {El\dot{z}bieta Ku\'{z}nik-{K}owalska},
 title = {LIFE CYCLE and population dynamics OF \emph{Discus rotundatus} ({O}. {F}. M\"{u}ller, 1774) ({G}ASTROPODA: {P}ULMONATA: {E}NDODONTIDAE)},
 journal = {Folia Malacologica},
 volume = {7},
 year = {1999},
 pages = {5-17}
} 

@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}
} 

@Book{Jans2015,
 author = {Bert Jansen},
 year = {2015},
 title  = {Veldgids Slakken en Mossels},
 publisher = {KNNV}
}