TY - JOUR AU - N. I. Vishnevskaya TI - Differential Equation for the Four-Point Correlator JO - Matematičeskie zametki PY - 2014 SP - 475 EP - 478 VL - 95 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2014_95_3_a12/ LA - ru ID - MZM_2014_95_3_a12 ER -