?url_ver=Z39.88-2004&rft_id=10.1063%2F1.5075563&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Evelyn%2C+E.&rft.aulast=Evelyn&rft.aufirst=E.&rft.isbn=9780735417618&rft.date=2018&rft.issn=0094243X&rft.title=A+review+on+the+operating+characteristics+of+free+piston+engine+and+its+recent+developments&rft.genre=proceeding