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

@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{ElEmMads1982,
 author = {M. A . El-Emam and H. Madsen},
 title = {The effect of temperature, darkness, starvation and various food types on growth, survival and reproduction of \emph{Helisoma duryi},
 \emph{Biomphalaria alexandrina} and \emph{Bulinus truncatus} ({G}astropoda : {P}lanorbidae)},
 journal = {Hydrobiologia},
 volume = {88},
 year = {1982},
 pages = {265-275}
} 

@Article{MukaKris1998,
 author = {Samson Mukaratirwa and  Thomas K. Kristensen and Hans R. Siegismund and Stephen K. Chandiwana},
 title = {GENETIC AND MORPHOLOGICAL VARIATION OF POPULATIONS BELONGING TO THE \emph{Bulinus_truncatus}/\emph{tropicus} COMPLEX ({G}ASTROPODA: {P}LANORBIDAE) IN {S}OUTH {W}ESTERN {Z}IMBABWE},
 journal = {J. Moll Stud.},
 volume = {64},
 year = {1998},
 pages = {435-446}
}