"Sunyoung Kim,Masakazu Kojima,Hayato Waki,Makoto Yamashita","Algorithm 920: SFSDP: a Sparse Version of Full SemiDefinite Programming Relaxation for Sensor Network Localization Problems",,"Transactions on Mathematical Software","ACM",,,,2012,Aug.
"Sunyoung Kim,Masakazu Kojima,Martin Mevissen,Makoto Yamashita","Exploiting Sparsity in Linear and Nonlinear Matrix Inequalities via Positive Semidefinite Matrix Completion",,"Mathematical Programming","Springer","Vol. 129","No. 1","pp. 33--68",2011,Sept.
"sunyoung kim,MASAKAZU KOJIMA,Philip Toint","Recognizing Underlying Sparsity in Optimization",,"Mathematical Programming",,"Vol. 119","No. 2","pp. 273-303",2009,July
"Kazuhiro Kobayashi,Sunyoung Kim,MASAKAZU KOJIMA","Sparse Second Order Cone Programming Formulations for Conves Optimization Problems",,"Journal of the Operations Research Society of Japan",,"Vol. 51","No. 3","pp. 241-264",2008,Sept.
"Sunyoung Kim,Masakazu Kojima,Makoto Yamashita","Second Order Cone Programming Relaxation of a Positive Semidefinite Constraint",,"Optimization Methods and Software",,"Vol. 18","No. 5","pp. 535-541",2003,