We study special values of Artin $L$-functions for dihedral extensions at negative integers. We give a relation between these values and orders of the $\chi$-parts of certain étale cohomology groups.
Funct. Approx. Comment. Math.
52(1):
109-116
(March 2015).
DOI: 10.7169/facm/2015.52.1.8
