1. How many parts to make at once, factory;F Harris;Mag Manag,1913
2. A simple modification of the EOQ for the case of a varying demand rate;Hme Silver;Prod Invent Manag,1969
3. A heuristic for selecting lot size quantities for the case of a deterministic time varying demand rate and discrete opportunities for replenishment;Hme Silver;Prod Invent Manag,1973
4. Economic order quantity under conditions of permissible delay in payments;S K Goyal;Journal of the Operational Research Society,1985
5. An EPQ Model for Delayed Deteriorating Items with Variable Production Rate, Two-Phase Demand Rates and Shortages;M L Malumfashi;Springer Proceedings in Mathematics and Statistics,2021