... as to their choices of A and B, as to whether the prescription (18.4.12) yields linear or nonlinear equations, asto their recommended method for selecting a final λ, and as to their practicality ... we have outlined, but they are quite different indetail and in implementation.CITED REFERENCES AND FURTHER READING:Craig, I.J.D., and Brown, J.C. 1986,Inverse Problems in Astronomy(Bristol, ... in Remote Sensing and IndirectMeasurements(Amsterdam: Elsevier).Tikhonov, A.N., and Arsenin, V.Y. 1977,Solutions of Ill-Posed Problems(New York: Wiley).Tikhonov, A.N., and Goncharsky, A.V....