{{cite journal | last1=Behzadi | first1=M. R. B. | author2=Z. Mehrpoor | year=2018 | title=ESTIMATION OF GENETIC PARAMETERS OF FIRST LACTATION TEST-DAY MILK YIELD USING RANDOM REGRESSION MODELS IN IRANIAN HOLSTEIN COWS | journal=Journal of Animal and Plant Sciences | volume=28 | issue=1 | pages=24-32 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2018-JAPS-04}}