TY - JOUR AU - A. V. Tikhonov TI - Planar diagrams of surface-links JO - Zapiski Nauchnykh Seminarov POMI PY - 2018 SP - 165 EP - 186 VL - 476 UR - http://geodesic.mathdoc.fr/item/ZNSL_2018_476_a12/ LA - ru ID - ZNSL_2018_476_a12 ER -