Probability and statistics. Part 29
        p. 7-8
        
        
        
        
      
    
  
        p. 64-86
        
        
        
        
      
    
  
        p. 121-134
        
        
        
        
      
    
  
        p. 198-208
        
        
        
        
      
    
  
        p. 291-304