Sobolev Spaces and the Variational Formulation of Elliptic Boundary Value Problems in N Dimensions

Brezis, H. (2011). Sobolev Spaces and the Variational Formulation of Elliptic Boundary Value Problems in N Dimensions. In Functional Analysis, Sobolev Spaces and Partial Differential Equations (pp. 263–323). Springer New York. https://doi.org/10.1007/978-0-387-70914-7_9