THO, Nguyen Quoc.
 Non-commutative chern characters of the c*-algebras of the sphers.
<strong>VNU Journal of Science: Mathematics - Physics</strong>, [S.l.], v. 25, n. 4, dec. 2009.
ISSN 2588-1124.
Available at: &lt;<a href="https://js.vnu.edu.vn/MaP/article/view/2657" target="_new">https://js.vnu.edu.vn/MaP/article/view/2657</a>&gt;. Date accessed: 22 nov. 2024.