ERDOGAN M, ITOH T. COMPLETE SURFACES IN $E^3$ WITH CONSTANT MEAN CURVATURE. Tamkang J. Math. [Internet]. 1991 Mar. 1 [cited 2024 Jul. 22];22(1):79-82. Available from: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/4576