| Maz'ya V.G., Plamenevskii B.A., Morozov N.F., Stupyalis L. | Elliptic Boundary Value Problems | 1984 |
| Agranovich M.S. | Elliptic Boundary Problems | 1997 |
| Grisvard P. | Singularities in Boundary Value Problems | 1992 |
| Grisvard P. | Elliptic Problems in Nonsmooth Domains | 1985 |
| Kenig C.E. | Harmonic Analysis Techniques for Second Order Elliptic Boundary Value Problems | 1994 |