Astrus (the closest hotel to RUDN University, partner hotel; the OC has an official agreement with them. They offer a special rate for guests, but the OC must provide them with information about the guests in advance so that they can be accommodated at a discount upon check-in): https://astrus.ru/en/
Please contact the Organzing Committee in this regard.
Salut (located further away, a 25-30-minute walk to RUDN University; the OC don’t have an official agreement with them, so there is no special rate: https://hotelsalut.ru/en/
