Preprint Series # 896 Maekawa, Yasunori Existence of asymmetric Burgers vortices and their asymptotic behavior at large circulations. (2008);
Preprint Series # 904 SAKAJO, Takashi Non self-similar, partial and robust collapse of four point vortices on sphere. (2008);
Preprint Series # 898 OKAMOTO, Hisashi and SAKAJO, Takashi and WUNSCH, Marcus On a generalization of the Constantin-Lax-Majda equation. (2008);