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

@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{GoweNagy1994,
 author = {B. A. Gower and T. R. Nagy and M. H. Stetson},
 year = {1994},
 title = {Pre- and postnatal effects of photoperiod on collard lemmings (\emph{Dicrostonyx groenlandicus})},
 howpublished = {\url{https://folk.uio.no/atlemy/pdf/art20.pdf}},
 journal = {The American journal of physiology},
 volume = {267},
 pages = {R879--887}
} 

@Misc{AnAge,
 howpublished = {\url{http://genomics.senescence.info/species/entry.php?species=Dicrostonyx_groenlandicus}}
} 

@Misc{ADW,
 howpublished = {\url{http://animaldiversity.org/accounts/Dicrostonyx_groenlandicus/}}
}