5 books • 6 series
Collected Papers (Springer Collected Works in Mathematics)
Operational Calculus (Applied Mathematical Sciences, #55)
Contributions to Functional Analysis
Functional Analysis (Grundlehren der Mathematischen Wissenschaften, #123) (Grundlehren Der Mathematischen Wissenschaften (Springer Hardcover), #123) (Classics in Mathematics)
Lectures on Differential and Integral Equations (Pure & Applied Mathematics S.)