Fundamental solution $E_n$ of the operator $∂^2/∂t^2 - Δ_n$ for n>3
Volume 36 / 1979
                    
                    
                        Annales Polonici Mathematici 36 (1979), 277-286                    
                                        
                        DOI: 10.4064/ap-36-3-277-286                    
                                    
                                                                
                             
             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                         
                                                            