@inproceedings{e.1954the, title={The inhomogeneous minima of binary quadratic forms (IV)}, author={E. S. Barnes}, url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203141444807806}, booktitle={Acta Mathematica}, volume={92}, number={1}, pages={235-264}, year={1954}, }