Search results for: Frank Stephan
Information and Computation > 2008 > 206 > 5 > 694-709
Archive for Mathematical Logic > 2001 > 40 > 7 > 489-513
Information and Computation > 2008 > 206 > 5 > 694-709
Archive for Mathematical Logic > 2001 > 40 > 7 > 489-513