@article{GDZPPN002059029,
title = {Zeta-Functions of Ideal Classes in Quadratic Fields and their Zeros on the Critical Line.},
journal = {Commentarii mathematici Helvetici},
volume = {43},
year = {1968},
pages = {18-30},
zbl = {0157.09302},
url = {http://dml.mathdoc.fr/item/GDZPPN002059029}
}
Narasimhan, R.; Chandrasekharan, K. Zeta-Functions of Ideal Classes in Quadratic Fields and their Zeros on the Critical Line.. Commentarii mathematici Helvetici, Tome 43 (1968) pp. 18-30. http://gdmltest.u-ga.fr/item/GDZPPN002059029/