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 Freyberg, M. | 
	 
	
		| Volume | 
		Paper Title | 
		Page Number | 
		Authors | 
	 
			
			| 109 | 
			X-Ray Sources and Other PMS Stars Near alpha Orionis. | 
			445 | 
			Wolk, S. J.; Walter, F. M.; Freyberg, M. | 
		 
			
			| 225 | 
			The ROSAT X-ray Database from All-Sky Survey and Pointed Observations | 
			234 | 
			Voges, W.; Boller, T.; Englhauser, J.; Freyberg, M.; Supper, R. | 
		 
			
			| 287 | 
			X-ray and Optical Observations of NGC 1788 | 
			140 | 
			Alcalá, J. M.; Covino, E.; Wachter, S.; Hoard, D. W.; Sterzik, M. F.; Durisen, R. H.; Freyberg, M.; Cooksey, K. | 
		 
			
			| 495 | 
			The 3XMM-DR4 Catalogue | 
			319 | 
			Rosen, S.; Watson, M.; Pye, J.; Webb, N.; Schwope, A.; Freyberg, M.; Motch, C.; Ballet, J.; Carrera, F.; Page, M.; Page, C. | 
		 
	 
					 
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