Search results for: Heping Zhang
Discrete Applied Mathematics > 2003 > 130 > 3 > 469-485
Discrete Applied Mathematics > 2000 > 105 > 1-3 > 291-311
Discrete Applied Mathematics > 2003 > 130 > 3 > 469-485
Discrete Applied Mathematics > 2000 > 105 > 1-3 > 291-311