Stefan Schroeer, Yukihide Takayama. On equivariant formal deformation theory. Rendiconti del Circolo Matematico di Palermo Series 2. 2018. 67. 3. 409-419
Yukihide Takayama. On Kodaira type vanishing for Calabi-Yau threefolds in positive characteristic. Beitrage zur Algebra und Geometrie. 2017. 58. 1. 1-11