Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) NAGASE Kazuhiko and FUNATSU Kohji and MURAYAMA Shingo,Rhenomena of multi-stage ignition in the pre-combustion chamber type diesel engine in low speed ranges. (Investigation into the cause of the phenomena and measurement of the spectra emitted in the combustion chamber),TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series B,03875016,The Japan Society of Mechanical Engineers,1987,53,491,2208-2213,https://cir.nii.ac.jp/crid/1390282681160731264,https://doi.org/10.1299/kikaib.53.2208