TY - RPRT TI - Lorentzian contours for tree-level string amplitudes AU - Eberhardt, Lorenz (ORCID:0000000319122211) AU - Mizera, Sebastian (ORCID:0000000280665891) PY - 2024 DO - 10.21468/scipostphys.17.3.078 UR - https://www.osti.gov/biblio/2440744 ID - 2440744 ER -