@inproceedings{goro1977on, title={On certain reciprocity-laws for theta functions and modular forms}, author={Goro Shimura}, url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203246543574242}, booktitle={Acta Mathematica}, volume={141}, number={1}, pages={35-71}, year={1977}, }