1. L. A. Lesnikovskii, L. E. Starobin, A. K. Krylov, and V. A. Ovchinnikov, “New Hot-Water Boilers for District Heating Purposes,” Energ. Oborud., No. 3, 75 (1975).
2. M. N. Gulyaev, M. I. Sidorov, S. A. Margulis, et al., “Construction and Mastering the Use of Hot-Water Boilers with Heat Capacities from 10 to 50 Gcal/h Intended for Operation on Solid Fuel,” Trudy TsKTI, Issue 190 (1981).
3. L. A. Lesnikovskii, L. N. Lebedeva, B. Z. Orshanskii, et al., “Fitting KV-GM Gas-and-Oil-Fired Hot-Water Boilers with Heat Capacities from 4 to 30 Gcal/h with Automatic Control Systems,” Energ. Oborud., No. 3, 75–81 (1975).
4. L. A. Lesnikovskii, A. K. Krylov, V. A. Ovchinnikov, et al., “Hot-Water Boilers for District Heating Purposes,” Trudy TsKTI, Issue 136 (1976).
5. B. Z. Orshanskii, N. I. Tarakanov, L. B. Sigalov, et al., “A Full-Scale Automation System for Gas-and-Oil-Fired Boiler Units with Heat Capacities of Up to 30 Gcal/h,” Prom. Energ., No. 1, 16–21 (1980).