Hromniuk, Serhii     Cutter force and influence of elastic deformation of technological system of gear-hobbing machine on precision of radial-circumferential method of gear cutting [Текст] / Serhii Hromniuk, Ihor Hrytsai // Ukrainian Journal of Mechanical Engineering and Materials Science / ed.-in-chief Oleksiy Lanets. — Lviv : Lviv Polytechnic Nat. Univ., 2015. — Р. 67–74.