METHODS OF BUILDING GENERAL PARAMETERS AND KEYS FOR NTRU Prime Ukraine OF 5 th – 7 th LEVELS OF STABILITY. PRODUCT FORM Journal title: Радиотехника Authors: M.V. Yesina, I.D. Gorbenko, O.G. Kachko, Yu. I. Gorbenko, I.V. Stelnik, S.O. Kandy Subject(s):