A note on the representability of binary quadratic forms with Gaussian integer coefficients as sums of squares of two linear forms
Tom 15 / 1968
                    
                    
                        Acta Arithmetica 15 (1968), 77-84                    
                                        
                        DOI: 10.4064/aa-15-1-77-84                    
                                    
                                                                
                             
             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                         
                                                            