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

@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{fishbase,
 howpublished = {\url{https://www.fishbase.se/summary/Perccottus-glenii.html}}
} 

@article{JoanDari2011,
 doi = {10.1007/s10750-010-0524-0},
 author = {Grabowska Joanna and Pietraszewski Dariusz  and Przybylski Miros{\l}aw and Tarkan Ali Serhan and Marsza{\l} Lidia and Lampart-Ka{\l}u\v{z}niacka Magdalena},
 year = {2011},
 title = {Life-history traits of {A}mur sleeper, \emph{Perccottus glenii},
 in the invaded Vistula River: early investment in reproduction but reduced growth rate},
 journal = {Hydrobiologia},
 volume = {661},
 pages = {197-210}
}