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

@Book{Kooy2010,
 howpublished = {\url{http://en.wikipedia.org/wiki/Mullus_ponticus}}
} 

@Article{CiloAkgu2019,
 doi = {10.24925/turjaf.v7i2.186-191.2016},
 author = {Erhan \c{C}ilo\v{g}lu and Akg\"{u}m\"{u}\c{s}},
 year = {2019},
 title = {Age, growth and gonado-somatic index of the red mullet (\emph{Mullus barbatus ponticus} {E}ssipov, 1927) in the eastern {B}lack {S}ea of {T}urkey},
 journal = {Turkish Journal of Agriculture - Food Science and Technology},
 volume = {7(2)},
 pages = {186-191}
} 

@Misc{fishbase,
 howpublished = {\url{https://www.fishbase.de/summary/Mullus_ponticus.html}}
}