@article{1255988811,
author = {Lee, Sungyun},
title = {Product tube formulas},
journal = {Illinois J. Math.},
volume = {33},
number = {4},
year = {1989},
pages = { 153-161},
language = {en},
url = {http://dml.mathdoc.fr/item/1255988811}
}
Lee, Sungyun. Product tube formulas. Illinois J. Math., Tome 33 (1989) no. 4, pp. 153-161. http://gdmltest.u-ga.fr/item/1255988811/