On the behavior of solutions of parbolic equations with unbounded coefficients
Tom 23 / 1970
                    
                    
                        Annales Polonici Mathematici 23 (1970), 57-64                    
                                        
                        DOI: 10.4064/ap-23-1-57-64                    
                                    
                                                                
                             
             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                         
                                                            