@misc{Burnham_S._W._A_1906,
 author={Burnham, S. W.},
 address={Washington},
 howpublished={online},
 year={1906},
 publisher={The Carnegie Institution of Washington},
 language={eng},
 title={A General Catalogue of double stars within 121° of the North Pole. Part I. The Catalogue},
 keywords={star catalogue, binary stars},
}