We prove some new results on the triviality and the finiteness of the Galois and flat cohomology of unipotent algebraic group schemes over non-perfect (and in particular, also local and global function) fields. Some applications are also given to certain local - global principles.
Nguyêñ Quôć Thǎńg. Nguyêñ Duy Tân. "On the Galois and flat cohomology of unipotent algebraic groups over non-perfect fields." Proc. Japan Acad. Ser. A Math. Sci. 81 (6) 121 - 123, June 2005. https://doi.org/10.3792/pjaa.81.121