HADI, I. M. A.; 						HUMOD, Gh. A..
 Strongly (Comletely) Hollow Submodules I.
<strong>Ibn AL- Haitham Journal For Pure and Applied Science</strong>, [S.l.], v. 25, n. 3, p. 393-403, may 2017.
ISSN 2521-3407.
Available at: &lt;<a href="http://jih.uobaghdad.edu.iq/index.php/j/article/view/557" target="_new">http://jih.uobaghdad.edu.iq/index.php/j/article/view/557</a>&gt;. Date accessed: 30 nov. 2019.