Reviews of topical problems

I.L. Rozental’ “Elementary particles and cosmology (Metagalaxy and Universe)” 40 763–772 (1997)

S.S. Gershtein, E.P. Kuznetsov, V.A. Ryabov “The nature of neutrino mass and the phenomenon of neutrino oscillations” 40 773–806 (1997)

Yu.V. Kozlov, V.P. Martem’yanov, K.N. Mukhin “Neutrino mass problem: the state of the art” 40 807–842 (1997)

Physics of our days

N.V. Anshukova, A.I. Golovashkin, L.I. Ivanova, A.P. Rusakov “HTSCs with apical oxygen replaced by halogens” 40 843–847 (1997)

Physics news on the internet

Yu.N. Eroshenko “Physics news on the Internet (based on electronic preprints)” 40 848–848 (1997)

Personalia

Zh.I. Alferov, V.E. Golant, V.I. Gol’danskii, B.B. D’yakov, S.N. Zhurkov, B.P. Zakharchenya, V.I. Perel’, R.A. Suris, V.M. Tuchkevich, I.L. Fabelinskii, S.Ya. Frenkel’ “In memory of Viktor Yakovlevich Frenkel’” 40 849–850 (1997)

A.M. Baldin, S.T. Belyaev, S.S. Gershtein, S.P. Denisov, V.P. Dzhelepov, A.M. Zaitsev, L.G. Landsberg, A.A. Logunov, V.F. Obraztsov, A.N. Skrinskii, N.E. Tyurin, A.A. Tyapkin “In memory of Yurii Dmitrievich Prokoshkin” 40 851–852 (1997)

N.G. Basov, L.V. Keldysh, O.N. Krokhin, A.N. Oraevskii, V.I. Man’ko “In memory of Andrei Vladimirovich Vinogradov” 40 853–854 (1997)

Letters to the editors

V.B. Adamskii, Yu.N. Smirnov “Once again on the creation of the Soviet hydrogen bomb” 40 855–858 (1997)

G.A. Goncharov “On the history of creation of the Soviet hydrogen bomb” 40 859–867 (1997)