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

@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{Kolp2011,
 doi = {10.1134/S0032945211010085},
 author = {E. V. Kolpakov},
 year = {2011},
 title = {Biology of {V}olk's Sculpin \emph{Cottus volki} ({C}ottidae) from the {S}erebryanka {R}iver ({C}entral {P}rimor'e)},
 journal = {Journal of Ichthyology},
 volume = {51},
 pages = {178-186}
} 

@Misc{fishbase,
 howpublished = {\url{https://www.fishbase.se/summary/Cottus-volki.html}}
}