Sequents in many valued logic I
Volume 60 / 1967
                    
                    
                        Fundamenta Mathematicae 60 (1967), 23-33                    
                                        
                        DOI: 10.4064/fm-60-1-23-33                    
                                    
                                                                
                             
             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                         
                                                            