@article{MM2_1985__52_155081,
     author = {Shigeaki Tsuyumine},
     title = {Theta {Series} of a {Real} {Algebraic} {Number} {Fields.}},
     journal = {Manuscripta mathematica},
     pages = {131--150},
     publisher = {mathdoc},
     volume = {52},
     year = {1985},
     zbl = {0567.10027},
     url = {http://geodesic.mathdoc.fr/item/MM2_1985__52_155081/}
}