Abbass HH. ON CLOSED BCH-ALGEBRA WITH RESPECT TO AN ELEMENT OF A BCH-ALGEBRA. Jour. Kufa Math. Comp. [Internet]. 2011 Nov. 30 [cited 2024 May 18];1(4):5-13. Available from: https://journal.uokufa.edu.iq/index.php/jkmc/article/view/2224