@misc{Seares_F._H._Mount_1930,
 author={Seares, F. H. and Kapteyn, J. C. and Rhijn, P. J.},
 address={Washington},
 howpublished={online},
 year={1930},
 publisher={Carnegie Institution of Washington},
 language={eng},
 title={Mount Wilson Catalogue of photographic magnitudes in selected areas 1-139},
 keywords={star catalogue, Mount Wilson catalogue, star photographic magnitudes},
}