Kohji Ohtsuka. Shape Optimization by GJ-Integral: Localization Method for Composite Material. MATHEMATICAL ANALYSIS OF CONTINUUM MECHANICS AND INDUSTRIAL APPLICATIONS. 2017. 26. 99-109
Shogen Shioda, Ahsani Ummi Maharani, Masato Kimura, Hideyuki Azegami, Kohji Ohtsuka. Shape Optimization Approach by Traction Method to Inverse Free Boundary Problems. MATHEMATICAL ANALYSIS OF CONTINUUM MECHANICS AND INDUSTRIAL APPLICATIONS. 2017. 26. 111-123
Maharani A.U, Kimura Masato, Azegami Hideki, Ohtsuka Kohji, Armanda I. Shape optimization approach to a free boundary problem. Recent Development in Computational Science. 2015. 42-55
Ohtsuka Kohji. Mathematical theory on perturbation of singular points in continuum mechanics and its application to fracture and shape optimization. Math-for-Industry Research. 2015. 2. 203-252
Ohtsuka Kohji. Shape optimization for partial differential equations/system with mixed boundary conditions. 数理解析研究所講究録. 2012. 1791. 172-181
Ohtsuka Kohji. Reports on Activities of Mathematical Aspects of Continuum Mechanics(Reports from Activity Groups). Bulletin of the Japan Society for Industrial and Applied Mathematics. 2012. 22. 3. 222-223
Ohtsuka Kohji. Shape optimization for partial differential equations/system with mixed boundary conditions (The latest developments in theory and application on scientific computation). RIMS Kokyuroku. 2012. 1791. 172-181