Discrete Mathematics
Discrete Mathematics > 1999 > 194 > 1-3 > 13-37
Discrete Mathematics > 1999 > 194 > 1-3 > 295-298
Discrete Mathematics > 1999 > 196 > 1-3 > 219-227
Discrete Mathematics > 1999 > 205 > 1-3 > 23-37
Discrete Mathematics > 1999 > 194 > 1-3 > 13-37
Discrete Mathematics > 1999 > 194 > 1-3 > 295-298
Discrete Mathematics > 1999 > 196 > 1-3 > 219-227
Discrete Mathematics > 1999 > 205 > 1-3 > 23-37