Cornelis Hoede, Henk Jan Veldman. Contraction theorems in Hamiltonian graph theory. Discrete Mathematics, 34(1):61-67, 1981. [doi]
@article{HoedeV81,
title = {Contraction theorems in Hamiltonian graph theory},
author = {Cornelis Hoede and Henk Jan Veldman},
year = {1981},
doi = {10.1016/0012-365X(81)90022-4},
url = {http://dx.doi.org/10.1016/0012-365X(81)90022-4},
tags = {graph-rewriting, rewriting},
researchr = {https://researchr.org/publication/HoedeV81},
cites = {0},
citedby = {0},
journal = {Discrete Mathematics},
volume = {34},
number = {1},
pages = {61-67},
}