{{cite journal | last1=Mahboob | first1=S. | author2=S. Haider | author3=S. Sultana | author4=K. A. Al- Ghanim | author5=F. Al-Misned | author6=H. F. Al-Kahem Al-Balawi | author7=Z. Ahmad | year=2014 | title=ISOLATION AND CHARACTERISATION OF COLLAGEN FROM THE WASTE MATERIAL OF TWO IMPORTNT FRESHWATER FISH SPECIES | journal=Journal of Animal and Plant Sciences | volume=24 | issue=6 | pages=1802-1810 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2014-JAPS-258}}