TY - JOUR AU - V. S. Vladimirov TI - Adelic Formulas for Four-Particle String and Superstring Tree Amplitudes in One-Class Quadratic Fields JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 2004 SP - 9 EP - 28 VL - 245 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_2004_245_a1/ LA - ru ID - TM_2004_245_a1 ER -