{{cite journal | last1=Aktan | first1=N. | author2=S. Tekin-Özan | year=2012 | title=LEVELS OF SOME HEAVY METALS IN WATER AND TISSUES OF CHUB MACKEREL (SCOMBER JAPONICUS) COMPARED WITH PHYSICO-CHEMICAL PARAMETERS, SEASONS AND SIZE OF THE FISH | journal=Journal of Animal and Plant Sciences | volume=22 | issue=3 | pages=605-613 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2012-JAPS-314}}