S. Brsakoska, B. Ilievski, and D. Dimitrovski, “FOR THE ZEROS OF THE SOLUTIONS OF THE ELEMENTARY VEKUA EQUATION”, Mat. Bilt., vol. 33, no. 1, pp. 29–41, Jan. 2009, Accessed: Nov. 02, 2026. Available: https://bilten.smm.org.mk/index.php/bilten/article/view/1750