1993
The Inverse Spectral Method on the Plane
Coifman R, Fokas A. The Inverse Spectral Method on the Plane. Springer Series In Nonlinear Dynamics 1993, 58-85. DOI: 10.1007/978-3-642-58045-1_5.Peer-Reviewed Original Research
1989
Linear spectral problems, non-linear equations and the δ-method
Beals R, Coifman R. Linear spectral problems, non-linear equations and the δ-method. Inverse Problems 1989, 5: 87. DOI: 10.1088/0266-5611/5/2/002.Peer-Reviewed Original Research