{{cite journal | last1=Erdal | first1=H. | author2=G. Erdal2 and B. Ayyildiz | year=2020 | title=ARE SUPPORT POLICIES FOR SUSTAINABLE LIVESTOCK IMPORTANT? CAUSALITY BETWEEN ANIMAL EXISTENCE AND SUPPORT POLICIES: VECM ANALYSIS FOR TURKEY | journal=Journal of Animal and Plant Sciences | volume=31 | issue=1 | pages=`254-264 | doi=10.36899/JAPS.2021.1.0212 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=AGECO-20-0006}}