Huyghens' principle in [2n+1] dimensions for non local pseudodifferential operators of the type...alpha.
Huyghens' principle in [2n+1] dimensions for non local pseudodifferential operators of the type...alpha.
- [s.l.] : [s.n.], 1991.
CBPF-NF-025-91
CBPF-NF-025-91