Singular Integrals (Lecture Notes in Mathematics, 200)
Integral Operators in the Theory of Linear Partial Differential Equations
Integration Theory: With Special Attention to Vector Measures (Lecture Notes in Mathematics, 315)
Potential Theory (Lecture Notes in Mathematics, 408)
Potential Theory - Selected Topics (Lecture Notes in Mathematics, 1633)
Differential Calculus in Locally Convex Spaces (Lecture Notes in Mathematics, 417)
Pade Approximants for Operators: Theory and Applications (Lecture Notes in Mathematics, 1065)
The Approximation of Continuous Functions by Positive Linear Operators
Seminar über Potentialtheorie (Lecture Notes in Mathematics, 69) (German Edition)
Bifurcation of Extremals in Optimal Control (Lecture Notes in Mathematics, 1216)