- T. Kato: Semi-groups and temporally inhomogeneous evolution equations.
- J.L. Lions: Equations différentielles opérationelles dans les espaces de Hilbert.
- L. Nirenberg: Equazioni differenziali ordinarie negli spazi di Banach.
- R.S. Phillips: Semi-groups of contraction operators.
- Seminars: L. Amerio: Almost-periodic equations in Hilbert spaces.
- G.C. Rota: A limit theorem for the time-dependent evolution equation.
- S. Zaidman: Existence and almost periodicity for some differential euqations in Hilbert spaces.
- J.L. Lions: Equations différentielles opérationelles dans les espaces de Hilbert.
- L. Nirenberg: Equazioni differenziali ordinarie negli spazi di Banach.
- R.S. Phillips: Semi-groups of contraction operators.
- Seminars: L. Amerio: Almost-periodic equations in Hilbert spaces.
- G.C. Rota: A limit theorem for the time-dependent evolution equation.
- S. Zaidman: Existence and almost periodicity for some differential euqations in Hilbert spaces.