Archive for Mathematical Logic
Archive for Mathematical Logic > 2003 > 42 > 8 > 815-819
Archive for Mathematical Logic > 2004 > 43 > 2 > 265-283
Archive for Mathematical Logic > 2015 > 54 > 7-8 > 915-920
Archive for Mathematical Logic > 2016 > 55 > 3-4 > 505-518