1. Methods for solving ill-posed problems;Tikhonov,1974
2. The Cauchy problem for linear partial differential equations of parabolic type;Hadamard,1978
3. Problems of hydrodynamics and their mathematical models;Lavrent'ev,1977
4. On continuation of the potential towards disturbing masses on the basis of regularization;Tikhonov;Fiz. Zemli,1968
5. Method of quasi-reversibility;Lattes,1968