Elizabeth J. Billington. The metamorphosis of lambda-fold 4-wheel systems into lambda-fold bowtie systems. Australasian J. Combinatorics, 22:265-286, 2000. [doi]
@article{Billington00,
title = {The metamorphosis of lambda-fold 4-wheel systems into lambda-fold bowtie systems},
author = {Elizabeth J. Billington},
year = {2000},
url = {http://ajc.maths.uq.edu.au/pdf/22/ocr-ajc-v22-p265.pdf},
researchr = {https://researchr.org/publication/Billington00},
cites = {0},
citedby = {0},
journal = {Australasian J. Combinatorics},
volume = {22},
pages = {265-286},
}