Article Title,Year,Volume,Issue,Page Range,Author War games: using MRP (material requirements planning) audits to pinpoint problems and keep the competitive edge,1994,15,4,75-82,Porter MRP (materiel requirements planning) II: successful implementation the hard way,1994,15,4,40-47,Grubbs Empowered to do what? Why?,1995,16,4,25-29,Slonina Centralizing product recall notification and documentation,1981,2,4,71-75,Teselsky