{{cite journal | last1=Soydan | first1=E. | author2=A. Şahin | year=2016 | title=ESTIMATES OF GENETIC PARAMETERS FOR DIRECT AND MATERNAL EFFECTS WITH SIX DIFFERENT MODELS ON BIRTH WEIGHT OF BROWN SWISS CALVES | journal=Journal of Animal and Plant Sciences | volume=26 | issue=3 | pages=577-582 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2016-JAPS-78}}