1.
Georgievska SS. A BOUNDARY PROBLEM OF THE SIXTH ORDER AS A PRODUCT OF BOUNDARY PROBLEMS OF THE SECOND AND THE THIRD ORDERS. Mat. Bilt. [Internet]. 2002 Jan. 1 [cited 2026 Aug. 14];26(1):117-24. Available from: https://bilten.smm.org.mk/index.php/bilten/article/view/1658