HUYEN, Tran; TU, Le Cao.
Some problem on the shadow of segments infinite boolean rings.
VNU Journal of Science: Mathematics - Physics, [S.l.], v. 23, n. 4, dec. 2007.
ISSN 2588-1124.
Available at: <
https://js.vnu.edu.vn/MaP/article/view/2090>. Date accessed: 03 may 2024.
