- CSB - MetaPress - Google - Bing - Yahoo
 | 1960 | |
|---|---|---|
| 3 |      | L. Jonathan Cohen: A Formalisation of Referentially Opaque Contexts. J. Symb. Log. 25(3): 193-202 (1960) |
| 1958 | ||
| 2 | | L. Jonathan Cohen: Professor Goodstein's Formalisation of the Policeman. J. Symb. Log. 23(4): 420 (1958) |
| 1957 | ||
| 1 | | L. Jonathan Cohen: Can the Logic of Indirect Discourse be Formalised? J. Symb. Log. 22(3): 225-232 (1957) |