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@vielbein I guess KLT: A relation between tree amplitudes of closed and open strings https://t.co/5RuMqhG6Cd & Perturbative Quantum Gravity and its Relation to Gauge Theory https://t.co/qIRq1uiNrA
@vielbein I guess KLT: A relation between tree amplitudes of closed and open strings https://t.co/5RuMqhG6Cd & Perturbative Quantum Gravity and its Relation to Gauge Theory https://t.co/qIRq1uiNrA