Hydrogen-rich gas generation via the exhaust gas-fuel reformer for the marine LNG engine
https://www.sciencedirect.com/scienc...60319922008254
"...Generally, both in-cylinder fuel reforming [7] and catalytic fuel reforming [8] are practicable methods of onboard hydrogen production in IC engines..."
Here are links 7 and 8 etc:
https://ouci.dntb.gov.ua/en/works/lDQNekL9/
As always Sci-Hub is your friend when looking for full papers.