{{cite journal | last1=Bilal | first1=K. | author2=S. Mehmood | author3=M. Akram | author4=S. Imran | author5=A.W. Sahota | author6=K. Javed | author7=J. Hussain | author8=H. Ashfaq | year=2014 | title=GROWTH PERFORMANCE OF BROILERS UNDER TWO REARING SYSTEMS IN THREE DIFFERENT HOUSING ZONES IN AN ENVIRONMENTALLY CONTROLLED HOUSE DURING WINTER | journal=Journal of Animal and Plant Sciences | volume=24 | issue=4 | pages=1039-1044 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2014-JAPS-150}}