Viet Hung Nguyen, Thi Thu Thuy Nguyen. Approximating the asymmetric profitable tour. Electronic Notes in Discrete Mathematics, 36:907-914, 2010. [doi]
@article{NguyenN10-2,
title = {Approximating the asymmetric profitable tour},
author = {Viet Hung Nguyen and Thi Thu Thuy Nguyen},
year = {2010},
doi = {10.1016/j.endm.2010.05.115},
url = {http://dx.doi.org/10.1016/j.endm.2010.05.115},
researchr = {https://researchr.org/publication/NguyenN10-2},
cites = {0},
citedby = {0},
journal = {Electronic Notes in Discrete Mathematics},
volume = {36},
pages = {907-914},
}