{{cite journal | last1=Khan | author2=S. B. | author3=U. Sadique | author4=F. A. Khan | author5=I. Ahmad | author6=Z. U. Rehman | author7=M. A. Khan | author8=M. Idrees | author9=Z. Shah | year=2013 | title=FACTORS AFFECTING EFFICACY AND IMMUNOLOGICAL RESPONSE OF PESTE DES PETITS RUMINANTS (PPR ) VACCI NES IN SMALL RUMINANTS | journal=Journal of Animal and Plant Sciences | volume=23 | issue=1 | pages=43-46 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2013-JAPS-1011}}