CHAKRABORTTY, Susovan, Madhumangal PAL, and Prasun Kumar NAYAK. 2012. “An Algorithm for Solution of an Interval Valued EOQ Model”. An International Journal of Optimization and Control: Theories & Applications (IJOCTA) 3 (1):55-64. https://doi.org/10.11121/ijocta.01.2013.00113.