共 50 条
- [41] LOOP AMPLITUDES IN COVARIANT STRING FIELD-THEORY PHYSICAL REVIEW D, 1987, 35 (04): : 1356 - 1384
- [46] Twistor approach to one-loop amplitudes NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 2006, 559 (01): : 289 - 292