Mishra, S.
(2016).
 On sufficiency for mathematical programming problems with equilibrium constraints.
<em>Yugoslav Journal Of Operations Research, 23</em>(2).
Retrieved from <a href="https://yujor.fon.bg.ac.rs/index.php/yujor/article/view/408" target="_new">https://yujor.fon.bg.ac.rs/index.php/yujor/article/view/408</a>