1. López-Corral, I., Germán, E., Juan, A., et al., Int. J. Hydrogen Energy, 2012, vol. 37, p. 6653.
2. Popova, N.M., Babenkova, L.V., and Savel’eva, G.A., Adsorbtsiya i vzaimodeistvie prosteishikh gazov s metallami VIII gruppy (Adsorption and Interaction of Simple Gases with VIII Group Metals), Alma-Ata: Nauka, 1979.
3. Piskunov, N.V., Sinyapkin, Yu.T., Kul’gavchuk, V.M., and Protopopov, N.A., Inzhener.-Fiz. Zh. Natsional. Akad. Nauk Belorus., 2001, vol. 74, no. 5, p. 120.
4. Koroteev, Yu.M., Gimranova, O.V., and Chernov, I.P., Izv. Tomsk. Politekhn. Univ., 2006, vol. 309, no. 4, p. 56.
5. Tovbin, Yu.K. and Votyakov, E.V., Phys. Solid State, 2000, vol. 42, no. 7, p. 1192.