{{cite journal | last1=Kulaksz | first1=R. | author2=U. Ç. Ar | author3=M. Kuru | author4=S. Yldz | author5=N. C. Lehimcio lu | author6=Y. Öztürkler | author7=E. Ataki_i | year=2019 | title=SEASONAL CHANGES IN TESTES SIZE, FRESH AND POST-THAWING SEMEN CHARACTERISTICS, SERUM TESTOSTERONE LEVEL, AND PHOSPHOLIPASE A ACTIVITY IN GURCU MALE GOATS | journal=Journal of Animal and Plant Sciences | volume=29 | issue=2 | pages=353-358 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2019-JAPS-201}}