This article is cited in	 
                         1 paper
                         	
			
				The upper bounds of enumerable sets of constructive real numbers
		
			G. S. Tseitin		
			UDC:
			51.01:518.5	
	        
 
	        	
	        
	        
	  	
 English version:
			Proceedings of the Steklov Institute of Mathematics, 1970, 
113, 
119–194	
			Bibliographic databases:
			 	
	
	
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