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1985 | ||
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2 | Maurice Boffa, Paolo Casalegno: The Consistency of Some 4-Stratified Subsystem of NF Including NF3. J. Symb. Log. 50(2): 407-411 (1985) | |
1 | Paolo Casalegno: On the T-Degrees of Partial Functions. J. Symb. Log. 50(3): 580-588 (1985) |
1 | Maurice Boffa | [2] |