Xuewei, S., Ch. Zhiyuan, and X. Bingye. “Komunikaty: An Experimental Investigation of Or and Jr Resistance Curves and COA by Replication Technique”. Engineering Transactions 32, no. 1 (March 30, 1984): 123–129. Accessed January 17, 2026. http://et.ippt.gov.pl/index.php/et/article/view/1885.