Search results
Lithuanian Mathematical Journal > 2005 > 45 > 2 > 217-224
Lithuanian Mathematical Journal > 2004 > 44 > 3 > 244-250
Studia Logica > 2000 > 65 > 1 > 53-89
Lithuanian Mathematical Journal > 2005 > 45 > 2 > 217-224
Lithuanian Mathematical Journal > 2004 > 44 > 3 > 244-250
Studia Logica > 2000 > 65 > 1 > 53-89