Xian Liu, Günther F. Schrack. A heuristic approach for constructing symmetric Gray codes. Applied Mathematics and Computation, 155(1):55-63, 2004. [doi]
@article{LiuS04a:2,
title = {A heuristic approach for constructing symmetric Gray codes},
author = {Xian Liu and Günther F. Schrack},
year = {2004},
doi = {10.1016/S0096-3003(03)00759-8},
url = {http://dx.doi.org/10.1016/S0096-3003(03)00759-8},
tags = {systematic-approach},
researchr = {https://researchr.org/publication/LiuS04a%3A2},
cites = {0},
citedby = {0},
journal = {Applied Mathematics and Computation},
volume = {155},
number = {1},
pages = {55-63},
}