Academic Press · American Mathematical Society · Birkhauser · Cambridge University Press · Dover Publications · McGraw-Hill
| title | ISBN-13 | year of publica- tion |
|---|---|---|
| An Introduction to Nonlinear Analysis | 978-0-521-84397-3 | 2005 |
| Linking Methods in Critical Point Theory | 978-0-8176-4095-8 | 1999 |
| Minimax Systems and Critical Point Theory | 978-0-8176-4805-3 | 2009 |
| Modern Methods in Partial Differential Equations | 978-0-07-055193-0 | 1977 |
| Operator Methods in Quantum Mechanics | 978-0-486-42547-4 | 2003 |
| Principles of Functional Analysis | 978-0-8218-2895-3 | 2001 |
| Principles of Functional Analysis | 978-0-12-622750-5 | 1971 |