Ligun AA, Shumeiko AA. Recovery of a Function from Information on Its Values at the Nodes of a Triangular Grid Based on Data Completion. Ukr. Mat. Zhurn. [Internet]. 2002Mar.25 [cited 2024Sep.1];54(3):332-41. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/4069