1. Determining unknown coefficients in a nonlinear heat conduction problem;Cannon;SIAM J. Appl. Math.,1973
2. Various methods for finding unknown coefficients in parabolic differential equations;Jones;Communs. Pure Appl. Math.,1963
3. On a class of converse boundary value problems with unknown coefficients;Budak;Dokl. Akad. Nauk SSSR,1967
4. On the determination of the coefficients of leading derivatives in a parabolic equation;Beznoshchenko;Differents, ur-niya,1975
5. Methods of solving ill-posed problems;Tikhonov,1974