1. Complementary Variational Principle for Boundary Value Problems I: Basic Principles, with an Application to Ordinary Differential Equations;Noble;MRC Technical Summary Report #473,1964
2. Functional Analysis and Semi-Groups;Hille,1957
3. Variational methods for nonlinear integral equations;Rall,1964
4. Newton's Method for Characteristic Value-Vector Problems;Anselone;MRC Technical Summary Report #492,1964
5. Variational Methods for the Study of Nonlinear Operator Equations;Vaĭnberg,1956