{{cite journal | last1=Jiang1. | first1=Q. | author2=F. Yang | author3=X. Gao | author4=X. Wu2 | year=2021 | title=LYSINE SUPPLEMENTATION IMPROVES NUTRIENTS DIGESTION, GROWTH PERFORMANCE AND LIVER FUNCTION OF FEMALE BLUE FOXES (Alopex lagopus) IN GROWING PHASE | journal=Journal of Animal and Plant Sciences | volume=31 | issue=6 | pages=1575-1581 | doi=10.36899/JAPS.2021.6.0361 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=AS-20-0040}}