{{cite journal | last1=Andruszczak | first1=Sylwia | year=2018 | title=SPELT WHEAT GRAIN YIELD AND NUTRITIONAL VALUE RESPONSE TO SOWING RATE AND NITROGEN FERTILIZATION | journal=Journal of Animal and Plant Sciences | volume=28 | issue=5 | pages=1476-1484 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2018-JAPS-530}}