Helium isotopes in gases of Mineral Waters in the western Caucasus.Published in:Lithology & Mineral Resources, 2011, v. 46, n. 6, p. 495, doi. 10.1134/S0024490211060113By:Polyak, B.;Lavrushin, B.;Inguaggiato, S.;Kikvadze, O.Publication type:Article
Temperature Dependence of Laser Threshold Current Density and Emission Spectra in Electron-Beam Pumped Gallium Arsenide Lasers.Published in:Physica Status Solidi (B), 1968, v. 29, n. 2, p. 715, doi. 10.1002/pssb.19680290221By:Bogdankevich, O. V.;Borisov, N. A.;Krukova, I. V.;Lavrushin, B. M.Publication type:Article