Mrowczynska, Maria. “THE ESTIMATION OF ERRORS OF AREA MODELS DESCRIBED BY THE SHAPE FUNCTIONS BY THE MEANS OF NEURAL NETWORKS”. ENVIRONMENT. TECHNOLOGY. RESOURCES. Proceedings of the International Scientific and Practical Conference 1 (June 23, 2007): 219–224. Accessed April 11, 2025. https://journals23.rta.lv/index.php/ETR/article/view/1733.