@article{00038606,
title = {Covering of radial segments for domains bounded by },
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {14},
year = {1991},
pages = {809-812},
doi = {10.1155/S0161171291001084},
zbl = {0762.30010},
language = {en},
url = {http://dml.mathdoc.fr/item/00038606}
}
Inoue, Tetsuo. Covering of radial segments for domains bounded by . International Journal of Mathematics and Mathematical Sciences, Tome 14 (1991) pp. 809-812. doi : 10.1155/S0161171291001084. http://gdmltest.u-ga.fr/item/00038606/