Discrete Mathematics
Discrete Mathematics > 2017 > 340 > 4 > 649-654
Discrete Mathematics > 2017 > 340 > 9 > 2091-2107
Discrete Mathematics > 2017 > 340 > 10 > 2341-2348
Discrete Mathematics > 2017 > 340 > 4 > 649-654
Discrete Mathematics > 2017 > 340 > 9 > 2091-2107
Discrete Mathematics > 2017 > 340 > 10 > 2341-2348