A General Heuristic for Choosing the Regularization Parameter in Ill-Posed Problems. - Martin Hanke; Toomas Raus (SIAM J. Sci. Comput., 1996)

On the quasi-optimal rules for the choice of the regularization parameter in case of a noisy operator. - Toomas Raus; Uno Hämarik (Adv. Comput. Math., 2012)

A family of rules for parameter choice in Tikhonov regularization of ill-posed problems with inexact noise level. - Uno Hämarik; Reimo Palm; Toomas Raus (J. Comput. Appl. Math., 2012)