Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI)
"Liu, Qing",On an Elementary Approach to Optimal Control with Neumann Boundary Condition (Viscosity Solutions of Differential Equations and Related Topics),数理解析研究所講究録,1880-2818,京都大学数理解析研究所,2010-07,1695,,56-64,https://cir.nii.ac.jp/crid/1050282677090567168,