{{cite journal | last1=Khan | first1=M. A. | author2=S. Nasim | author3=T. Ikram | author4=A. Ghafoor | author5=M. Akhtar | year=2011 | title=DENTAL REMAINS OF EARLY BISON FROM THE TATROT FORMATION OF THE UPPER SIWALIKS, PAKISTAN | journal=Journal of Animal and Plant Sciences | volume=21 | issue=4 | pages=862-867 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2011-JAPS-444}}