1. 1. Petukhov, B. S., Genin, L. G., & Kovalev, S. A. (1974). Teploobmen v yadernykh energeticheskikh ustanovkakh [Heat transfer in nuclear power plants]. Moscow: Atomizdat, 367 p. (in Russian).
2. 2. Andreyev, P. A. (1969). Teploobmennyye apparaty yadernykh energeticheskikh ustanovok [Heat exchangers for nuclear power plants]. Leningrad: Sudostroyeniye, 255 p. (in Russian).
3. 3. Antufyev, V. M. (1966). Effektivnost razlichnykh form konvektivnykh poverkhnostey nagreva [Efficiency of various forms of convective heating surfaces]. Moscow: Energiya, 310 p. (in Russian).
4. Representations for rigid solids: theory, methods, and systems;Requicha;ACM Computing Surveys vol 12 iss 4,1980
5. Solid modeling: a historical summary and contemporary assessment;Requicha;IEEE Computer Graphics and Applications vol 2 iss 2,1982