Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Narangerel Janchig and Sugimoto Yoshikazu,Removal of Nitrogen Compounds before Deep Hydrotreatment of Synthetic Crude Oils,Journal of the Japan Petroleum Institute,13468804,The Japan Petroleum Institute,2008,51,3,165-173,https://cir.nii.ac.jp/crid/1390001205189030272,https://doi.org/10.1627/jpi.51.165