Discrete Mathematics
Discrete Mathematics > 2018 > 341 > 2 > 474-483
Discrete Mathematics > 2018 > 341 > 3 > 793-800
Discrete Mathematics > 2018 > 341 > 3 > 836-850
Discrete Mathematics > 2018 > 341 > 2 > 474-483
Discrete Mathematics > 2018 > 341 > 3 > 793-800
Discrete Mathematics > 2018 > 341 > 3 > 836-850