@article{MAN_1963__152_161094,
     author = {K. CHANDRASEKHARAN and B. NARASIMHAN},
     title = {The {Approximate} {Functional} {Equation} for a {Class} of {Zeta-Functions.}},
     journal = {Mathematische Annalen},
     pages = {30--64},
     publisher = {mathdoc},
     volume = {152},
     year = {1963},
     zbl = {0116.27001},
     url = {http://geodesic.mathdoc.fr/item/MAN_1963__152_161094/}
}