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                                ГОСТ
                             | 
                            Клеппер Л. Я.  ОПТИМИЗАЦИЯ ПОЛЯ ДЕЙСТВИЯ КОНЕЧНОГО ЧИСЛА ИСТОЧНИКОВ В НЕПРЕРЫВНОЙ СРЕДЕ // Экономика и математические методы.  – 2009. – Выпуск №2 C. 113-119 .  | 
                        
                                                                    
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                                MLA
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                            Klepper, Lev "OPTIMIZATION OF THE FIELD OF ACTION OF A FINITE NUMBER OF SOURCES IN A CONTINUOUS ENVIRONMENT." Economics and the Mathematical Methods.  2 (2009).:113-119.  | 
                        
                                                                    
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                                APA
                             | 
                            Klepper L. (2009). OPTIMIZATION OF THE FIELD OF ACTION OF A FINITE NUMBER OF SOURCES IN A CONTINUOUS ENVIRONMENT.  Economics and the Mathematical Methods.  no. 2, pp.113-119  |