Journal: Math. Log. Q.

Volume 31, Issue 19-20

289 -- 294Anita Wasilewska. Some Remarks on Theorem Proving Systems and Mazurkiewicz Algorithms Associated with them
295 -- 298Herman Ruge Jervell. Recursion on Homogeneous Trees
299 -- 308René Lavendhomme, Thierry Lucas. A Non-Boolean Version of Feferman-Vaught's Theorem
309 -- 316Pavel Pudlák, Antonín Sochor. Elementary Extensions of Models of the Alternative Set Theory
317 -- 320Zbigniew Stachniak. Note on Structural Logics