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

@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}}
} 

@Misc{KramKoen2014,
 author = {Kramer, L. and Koene, J.},
 year = {2014},
 note = {Original data}
}