Boundary-value problems of mathematical physics and related problems of function theory. Part 5
        p. 3-4
        
        
        
        
      
    
  
        p. 42-51
        
        
        
        
      
    
  
        p. 79-103
        
        
        
        
      
    
  
        p. 159-163
        
        
        
        
      
    
  