WAFIK, Doaa; 						O E, Emam.
Dynamics of Decision Making in Traditional Companies Using Three-Level Quadratic Programming Problem with Random Rough Coefficient in Constraints.
<strong>International Journal of System Modeling and Simulation</strong>, [S.l.], v. 4, n. 1, p. 1-7, mar. 2019.
ISSN 2518-0959.
Available at: &lt;<a href="https://www.researchplusjournal.com/index.php/IJSMS/article/view/Vol%204%20No%201%20%282019%29" target="_new">https://www.researchplusjournal.com/index.php/IJSMS/article/view/Vol%204%20No%201%20%282019%29</a>&gt;. Date accessed: 12 june 2026.
doi: <a href="http://dx.doi.org/10.24178/ijsms.2019.4.1.01">http://dx.doi.org/10.24178/ijsms.2019.4.1.01</a>.