Mahdhudhu, Fathin, 		Priono, Agung, 		Sausan, Shadinty, 		Julian, James, 		Armadani, Elvi, 		Purba, Riki, AND 		Wahyuni, Fitri.
" Performance and Emission Analysis of Piston Bowl Type and Depth Variations on Diesel Engine Shark R180" <em>Journal of Ocean, Mechanical and Aerospace -science and engineering-</em> [Online], Volume 70 Number 2 (30 July 2026)