Sommaire du Fascicule no. 2
      
      
        
      
      
  
    
    
    Isoperimetric problems for the convex hulls of polygonal lines and curves in multidimensional spaces
    
    
  
  
  
        
          
        
      
 
      
        p. 276-294
        
        
        
        
      
    
  
        p. 295-322
        
        
        
        
      
    
  Sommaire du Fascicule no. 4
        p. 507-523
        
        
        
        
      
    
  