AUTHOR=Reitz Rolf D. TITLE=Grand Challenges in Engine and Automotive Engineering JOURNAL=Frontiers in Mechanical Engineering VOLUME=1 YEAR=2015 URL=https://www.frontiersin.org/journals/mechanical-engineering/articles/10.3389/fmech.2015.00001 DOI=10.3389/fmech.2015.00001 ISSN=2297-3079