{{cite journal | last1=Wu | first1=X. | author2=C. Xie | author3=B. Li | author4=H. Zhou | author5=J. Yao | author6=K. Li | author7=B. Zhang | author8=L. Zhou | author9=Yulong Yin | year=2016 | title=Effect of replacement of SDPP with yeast extracts in piglets on plasma amino acids and intestinal mucosa morphology | journal=Journal of Animal and Plant Sciences | volume=26 | issue=6 | pages=1568-1575 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2016-JAPS-205}}