{{cite journal | last1=Amiri | first1=A. | author2=M. Kafi | author3=S. Kalate-Jari | author4=M. Matinizadeh | year=2018 | title=TULIP RESPONSE TO DIFFERENT LIGHT SOURCES | journal=Journal of Animal and Plant Sciences | volume=28 | issue=2 | pages=539-545 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2018-JAPS-223}}