TY - JOUR AU - D. O. Kondyrev TI - Development of a method for hiding private data for~a~blockchain-based tender system JO - Prikladnaâ diskretnaâ matematika PY - 2020 SP - 63 EP - 81 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PDM_2020_2_a5/ LA - ru ID - PDM_2020_2_a5 ER -