simbolon aron, Rodotua, Gunasti, Samuel. Design and Experimental Analysis of a Simple Gamma-Type Stirling Engine Using Recycled Materials as an Energy Conversion Learning Media. IJESMI [Internet]. 2026 Aug. 31 [cited 2026 Sep. 1];1(3):117-24. Available from: https://journal.gioedutech.id/index.php/IJESMI/article/view/38