1. Some recent work on functional-differential equations;Cooke,1968
2. Topology;Dugundji,1966
3. Boundary value problems for delay differential equations;Grimm;Bull. Am. Math. Soc.,1968
4. On a boundary value problem for linear systems with a time lag;Halanay;J. Diff. Egns.,1966
5. Differential Equations Stability, Oscillations, and Time Lags;Halanay,1966