@inproceedings{j.1897a, title={A special case of Dirichlet's problem for two dimensions}, author={J. C. Kluyver}, url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203002617597037}, booktitle={Acta Mathematica}, volume={21}, number={1}, pages={265-286}, year={1897}, }