TY - BOOK AU - KHAN,DANISH AU - TI - Design and Optimization of gating and feeding system through simulation technique of Steel Impeller to avoid existing casting defects U1 - 670 PY - 2018/// CY - Islamabad : PB - SMME- NUST UR - http://10.250.8.41:8080/xmlui/handle/123456789/12441 ER -