Least squares solvers for ill-posed PDEs that are conditionally stable. - Wolfgang Dahmen; Harald Monsuur; Rob P. Stevenson (CoRR, 2022)

A pollution-free ultra-weak FOSLS discretization of the Helmholtz equation. - Harald Monsuur; Rob P. Stevenson (Comput. Math. Appl., 2023)

Minimal residual methods in negative or fractional Sobolev norms. - Harald Monsuur; Rob P. Stevenson; Johannes Storn (Math. Comput., 2023)

Quasi-Optimal Least Squares: Inhomogeneous boundary conditions, and application with machine learning. - Harald Monsuur; Robin Smeets; Rob P. Stevenson (CoRR, 2024)

Ultra-Weak Least Squares Discretizations for Unique Continuation and Cauchy Problems. - Harald Monsuur; Rob P. Stevenson (SIAM J. Numer. Anal., 2025)