Optimization of material delivery time analysis by using Visual Basic for applications in Excel Muhammad Ali Khan | Muhammad Ahmed Kalwar | Abdul Karim Chaudhry | Show more Muhammad Ali Khan https://orcid.org/0000-0003-3956-3698 Pakistan Mehran UET Assistant Professor,Industrial Engineering & Management Muhammad Ahmed Kalwar Pakistan Shafi Private Limited Assistant Manager (Production) Abdul Karim Chaudhry Pakistan Shafi Private Limited Senior Manager, Planning & Costing Submitted: 2020-12-13 | Accepted: 2021-05-29 | Published: 2021-07-16 DOI: https://doi.org/10.4995/jarte.2021.14786