Hamarik, U., E. Avi, and A. Ganina. “On the Solution of ill‐posed Problems by Projection Methods With a Posteriori Choice of the Discretization Level”. Mathematical Modelling and Analysis 7, no. 2 (December 15, 2002): 241-252. Accessed November 25, 2024. https://jau.vgtu.lt/index.php/MMA/article/view/9848.