The purpose of this paper is to prove a conjecture in Yoshida’s book [2, p.33] on the higher derivative of Shintani zeta functions at $s=0$. We use multivariable Shintani zeta functions to prove the conjecture.
"On Yoshida’s conjecture on the derivative of Shintani zeta functions." Proc. Japan Acad. Ser. A Math. Sci. 87 (1) 13 - 15, January 2011. https://doi.org/10.3792/pjaa.87.13