Kurniawan, A., Jufrizal, J. and Nurdiana, N. 2025. Process of Manufacturing Piston Displacer for Small Scale Gamma Type Stirling Engine. IRA Jurnal Teknik Mesin dan Aplikasinya (IRAJTMA). 4, 1 (Apr. 2025), 1–7. DOI:https://doi.org/10.56862/irajtma.v4i1.176.