Aaron Williams. Loopless generation of multiset permutations using a constant number of variables by prefix shifts. In Claire Mathieu, editor, Proceedings of the Twentieth Annual ACM-SIAM Symposium on Discrete Algorithms, SODA 2009, New York, NY, USA, January 4-6, 2009. pages 987-996, SIAM, 2009. [doi]
@inproceedings{Williams09,
title = {Loopless generation of multiset permutations using a constant number of variables by prefix shifts},
author = {Aaron Williams},
year = {2009},
doi = {10.1145/1496770.1496877},
url = {http://doi.acm.org/10.1145/1496770.1496877},
researchr = {https://researchr.org/publication/Williams09},
cites = {0},
citedby = {0},
pages = {987-996},
booktitle = {Proceedings of the Twentieth Annual ACM-SIAM Symposium on Discrete Algorithms, SODA 2009, New York, NY, USA, January 4-6, 2009},
editor = {Claire Mathieu},
publisher = {SIAM},
}