Masnur, Dedy, 		Hudaya, Harrianda, 		Nawangsari, Putri, AND 		Fatra, Warman.
" Effect of Mold Material on  Shrinkage of Investment Casting Wax Pattern" <em>Journal of Ocean, Mechanical and Aerospace -science and engineering-</em> [Online], Volume 66 Number 2 (30 July 2022)