Fixed point theorems for set-valued Y-contractions
Ioan A. Rus; Adrian Petruşel; Gabriela Petruşel
Banach Center Publications (2007)
- Volume: 77, Issue: 1, page 227-237
- ISSN: 0137-6934
Ioan A. Rus; Adrian Petruşel; Gabriela Petruşel
Banach Center Publications (2007)