Sharma, V.
(2016).
 A cost and pipeline trade-off in a transportation problem.
<em>Yugoslav Journal Of Operations Research, 23</em>(2).
Retrieved from <a href="https://yujor.fon.bg.ac.rs/index.php/yujor/article/view/411" target="_new">https://yujor.fon.bg.ac.rs/index.php/yujor/article/view/411</a>