@article{GDZPPN002476037,
title = {The Covering Constant for a Cylinder.},
journal = {Monatshefte f\"ur Mathematik},
volume = {72},
year = {1968},
pages = {107-117},
zbl = {0169.24603},
url = {http://dml.mathdoc.fr/item/GDZPPN002476037}
}
Bambah, R.P.; Woods, A.C. The Covering Constant for a Cylinder.. Monatshefte für Mathematik, Tome 72 (1968) pp. 107-117. http://gdmltest.u-ga.fr/item/GDZPPN002476037/