{{cite journal | last1=Guo | first1=Y. | author2=Z. H. Zhao | author3=R. S. Huang | author4=X. Q. Chen | author5=L. X. Li | author6=B. Balasubramanian | author7=R. M. Jia1 | author8=W. C. Liu1 | year=2020 | title=COMPARATIVE STUDY ON REPRODUCTIVE PERFORMANCE OF BLACK AND YELLOW-FOOTED CHINESE INDIGENOUS GOOSE (SHITOU GOOSE) UNDER OFF-SEASON PRODUCTION CONDITIONS | journal=Journal of Animal and Plant Sciences | volume=31 | issue=2 | pages=630-634 | doi=10.36899/JAPS.2021.2.0252 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=ZLG-20-0002}}