@article{GDZPPN002065037,
title = {Cheeger's inequality with a boundary term.},
journal = {Commentarii mathematici Helvetici},
volume = {58},
year = {1983},
pages = {347-354},
zbl = {0524.58046},
url = {http://dml.mathdoc.fr/item/GDZPPN002065037}
}
Huxley, M.N. Cheeger's inequality with a boundary term.. Commentarii mathematici Helvetici, Tome 58 (1983) pp. 347-354. http://gdmltest.u-ga.fr/item/GDZPPN002065037/