1. On the Identificationof Systems and the Unscrambling of Data: Some Problems Suggested by Neurophysiology;Bellman,1964
2. On the Identification of Systems and the Unscrambling of Data—I: Hidden Periodicities;Bellman,1965
3. On the Identification of Systems and the Unscrambling of Data—II: An Inverse Problem in Radiative Transfer;Bellman,1965
4. Segmental Differential Approximation and the ‘Black Box’ Problem;Bellman;J. Math. Anal. Appl.,1965
5. Quasilinearization and the Estimation of Time Lags;Bellman;Math. Biosci.,1967