Analogues of Hardy's inequality in $R^{n}$
Volume 88 / 1988
                    
                    
                        Studia Mathematica 88 (1988), 209-219                    
                                        
                        DOI: 10.4064/sm-88-3-209-219                    
                                    
                                                                
                             
             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                         
                                                            