On the theory of endomorphism semigroups of groups
                                            author
                                    
                                    
                                
                                            statement of authorship
                                    
                                    
P.Puusemp
                                                    
                                            
                                            location of publication
                                    
                                    
Karlstad
                                                    
                                            
                                            year of publication
                                    
                                    
                                
                                            pages
                                    
                                    
p. 42
                                                    
                                            
                                            language
                                    
                                    
inglise
                                                    
                                            
                            Puusemp, P. On the theory of endomorphism semigroups of groups // International Conference "Non-commutative Geometry and Representation Theory in Mathematical Physics". Karlstad, 2004. p. 42.