@article{05770436,
title = {Crossed ladders and Euler's quartic.},
journal = {Annales Mathematicae et Informaticae},
volume = {36},
year = {2008},
pages = {29-41},
zbl = {1212.11050},
language = {en},
url = {http://dml.mathdoc.fr/item/05770436}
}
Bremner, A.; Høibakk, R.; Lukkassen, D. Crossed ladders and Euler's quartic.. Annales Mathematicae et Informaticae, Tome 36 (2008) pp. 29-41. http://gdmltest.u-ga.fr/item/05770436/