TY - JOUR AU - A. A. Makhnev AU - V. V. Bitkina AU - A. K. Gutnova TI - Distance-regular graphs with intersection arrays $\{7,6,6;1,1,2\}$ and $\{42,30,2;1,10,36\}$ do not exist JO - Vladikavkazskij matematičeskij žurnal PY - 2021 SP - 68 EP - 76 VL - 23 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMJ_2021_23_4_a7/ LA - ru ID - VMJ_2021_23_4_a7 ER -