RAY, AMITAVA, BIJAN SARKAR, and SUBIR KUMAR SANYAL. 2011. “AN EXPLORATORY ANALYSIS OF OPTIMIZING PRODUCT MIX THROUGH HEURISTIC: AN ECLECTIC DECISION”. International Journal of Industrial Engineering: Theory, Applications and Practice 18 (9). https://doi.org/10.23055/ijietap.2011.18.9.92.