Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) "新里, 隆男 and Shinzato, Takao",Exhaust Emission Abatement by Operating Condition Variations on 4-cycle Spark-Ignition Engine,"Bulletin of Science & Engineering Division, University of the Ryukyus. Engineering",0387-429X,琉球大学理工学部,1975-01-30,,8,17-35,https://cir.nii.ac.jp/crid/1050011251830016512,