Barjini, Negar, 		Katebi, Talayeh, 		Bahadoran, Rohham, AND 		Youssefi, Navid.
" Flexural strength of polyether ether ketone  high-performance polyether in comparison with base metal alloy and Zirconia ceramic." <em>Journal of Oral Research</em> [Online], Volume 9 Number 1 (29 February 2020)