S. Roser PPM star catalogue ppm of 181731 stars north of -2.5 deg.declination for equinox & epoch J-2000.0,vol II - zones S. Roser, S. and U. Bastian - Heidelburg Spektrum Akademischer Verlag GmbH 1991 - [various pagings.] ISBN: 3-86025-000-0 Subjects--Topical Terms: PPM Star CatalogueStar CatalogueStars Universal Decimal Class. No.: 083.8:524.3 / ROS