Dave Witte. Cayley digraphs of prime-power order are hamiltonian. Journal of Combinatorial Theory, Series A, 40(1):107-112, 1986. [doi]
@article{Witte86,
title = {Cayley digraphs of prime-power order are hamiltonian},
author = {Dave Witte},
year = {1986},
doi = {10.1016/0095-8956(86)90068-7},
url = {http://dx.doi.org/10.1016/0095-8956(86)90068-7},
researchr = {https://researchr.org/publication/Witte86},
cites = {0},
citedby = {0},
journal = {Journal of Combinatorial Theory, Series A},
volume = {40},
number = {1},
pages = {107-112},
}