Information Processing Letters
Information Processing Letters > 2010 > 110 > 8-9 > 294-299
Information Processing Letters > 2010 > 110 > 11 > 431-438
Information Processing Letters > 2010 > 110 > 14-15 > 614-620
Information Processing Letters > 2010 > 110 > 8-9 > 294-299
Information Processing Letters > 2010 > 110 > 11 > 431-438
Information Processing Letters > 2010 > 110 > 14-15 > 614-620