- Publication venue
- Publication date
- 01/01/1999
- Field of study
- Publication venue
- DEPT. MATH. SECONDA UNIV. NAPOLI, CASERTA
- Publication date
- 01/01/2004
- Field of study
- Publication date
- 01/01/2002
- Field of study
- Publication venue
- Publication date
- 01/01/2009
- Field of study