Binary quadratic forms and sums of triangular numbers
Tom 146 / 2011
                    
                    
                        Acta Arithmetica 146 (2011), 257-297                    
                                        
                        MSC: Primary 11E16; Secondary 11E25, 11R29.                    
                                        
                        DOI: 10.4064/aa146-3-5                    
                                    
                                                                
                             
             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                         
                                                            