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Springer Berlin Heidelberg
Reference32 articles.
1. S. Agmon, A. Douglis and L. Nirenberg, Estimates near the boundary for solutions of elliptic partial differential equations satisfying general boundary conditions I; Communications Pure Appl. Math. 12 (1959) 623–727.
2. N. Aronszajn, Boundary values of functions with a finite Dirichlet integral; Conference on partial differential equations, U. of Kansas, No. 14 (1954), 77–94.
3. N. Aronszajn, On coercive integro-differential quadratic forms, Conf. on partial differential equations, U. Kansas, No 14 (1954) 94–106.
4. N. Aronszajn and K.T. Smith, Theory of Bessel potentials I, Ann. Inst. Fourier (Grenoble) 11 (1961) 385–475.
5. R. Beals, Square roots of nonnegative systems and the sharp Gårding inequality; J. Diff. Equ. 24 (1977) 235–239.