 A Glimpse at Hilbert Space Operators: Paul R. Halmos in Memoriam (Operator Theory: Advances and Applications)
 Partial Differential Equations VII: Spectral Theory of Differential Operators (Encyclopaedia of Mathematical Sciences)
 The Analysis of Linear Partial Differential Operators I: Distribution Theory and Fourier Analysis (Classics in Mathematics) (Pt.1) by Lars Hörmander, 20030813
 Fixed Point Theory (Springer Monographs in Mathematics) by Andrzej Granas, James Dugundji, 20101102
 Partial Differential Equations and Spectral Theory (Operator Theory: Advances and Applications / Advances in Partial Differential Equations)
 Theory and Applications of Nonlinear Operators of Accretive and Monotone Type (Lecture Notes in Pure and Applied Mathematics)
 KTheory for Operator Algebras (Mathematical Sciences Research Institute Publications) by Bruce Blackadar, 19980913
 Spectral Theory and Differential Operators (Cambridge Studies in Advanced Mathematics) by Davies E. Brian, 19961128
 Applications of Functional Analysis and Operator Theory, Volume 200, Second Edition (Mathematics in Science and Engineering) by V. Hutson, J. Pym, et all 20050422
 Methods of Spectral Analysis in Mathematical Physics: Conference on Operator Theory, Analysis and Mathematical Physics (OTAMP) 2006, Lund, Sweden (Operator Theory: Advances and Applications)
 Fundamentals of the Theory of Operator Algebras, Vol. 1: Elementary Theory (Pure and Applied Mathematics) by Richard V. Kadison, John R. Ringrose, 19830512
 Spectral Theory of Random Schrödinger Operators (Probability and its Applications) by R. Carmona, J. Lacroix, 19900101
 Introduction to Spectral Theory: With Applications to Schrödinger Operators (Applied Mathematical Sciences) by P.D. Hislop, I.M. Sigal, 19951116
 Operator Theory, Systems Theory and Scattering Theory: Multidimensional Generalizations (Operator Theory: Advances and Applications)
