1. Lean burn direct injection jet ignition internal combustion engine, IP Australia Provisional Patent Application SPEP-11865853 (2009901639) of April 17, 2009;Boretti,2009
2. The lean burn direct-injection jet-ignition turbocharged liquid phase LPG engine, 15th Pacific Automotive Engineering Conference APAC15, Hanoi, Vietnam, October;Boretti,2009
3. The lean burn direct-injection jet-ignition flexi gas fuel LPG/CNG engine, SAE P. 2009-01-2790;Boretti,2009
4. The future of the internal combustion engine after “Diesel-Gate”;Boretti,2017
5. Life cycle analysis comparison of electric and internal combustion engine based mobility;Boretti,2018