Mrowczynska, M. 2007. THE ESTIMATION OF ERRORS OF AREA MODELS DESCRIBED BY THE SHAPE FUNCTIONS BY THE MEANS OF NEURAL NETWORKS. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference. 1, (Jun. 2007), 219–224. DOI:https://doi.org/10.17770/etr2007vol1.1733.