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

@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{Shif1964,
 doi = {10.1080/00034983.1964.11686219},
 author = {C. J. Shiff},
 title = {Studies on \emph{Bulinus (Physopsis) globosus} in {R}hodesia I},
 journal = {Annals of Tropical Medicine \& Parasitology},
 volume = {58(1)},
 year = {1964},
 pages = {94-105}
} 

@Article{Shif1964a,
 doi = {10.1080/00034983.1964.11686220},
 author = {C. J. Shiff},
 title = {Studies on \emph{Bulinus (Physopsis) globosus} in {R}hodesia II},
 journal = {Annals of Tropical Medicine \& Parasitology},
 volume = {58(1)},
 year = {1964},
 pages = {106-115}
}