Fuzzy Inventory Model for Imperfect Items with Price Discount and Penalty Maintenance Cost

Table 1

Research gap with existing literature.

Author	Inventory control system	Shortage	Deterioration	Fuzzy model	Advertisement	Price discount/delay payments
Kundu et al. [9]	EPQ	No	Yes	Yes	No	No
Rahman [21]	EPQ	No	Yes	No	No	No
Taleizadeh et al. [4]	EPQ/rework	Yes	Yes	No	No	No
Cárdenas-Barrón et al. [2]	EPQ/rework	No	Yes	No	No	No
Sekar and Uthayakumar [17]	EPQ/rework	Yes	Yes	No	No	No
This paper	EPQ/rework	Yes	Yes	Yes	Yes	Yes