Reviews of topical problems

V.L. Ginzburg, A.A. Sobyanin “Superfluidity of helium II near the λ point” Sov. Phys. Usp. 31 289–299 (1988)

D.D. Ryutov “Open-ended traps” Sov. Phys. Usp. 31 300–327 (1988)

L.A. Zubkov, V.P. Romanov “Critical opalescence” Sov. Phys. Usp. 31 328–353 (1988)

New instruments and measurement methods

Yu.Yu. Stoilov “Bleaching wave lasers utilizing complex organic compounds” Sov. Phys. Usp. 31 354–363 (1988)

Methodological notes

T.I. Kuznetsova “On the phase retrieval problem in optics” Sov. Phys. Usp. 31 364–371 (1988)

From the current literature

L.I. Ognev “Spectroscopy of the radiation emitted by channeled particles—a new method of study of crystals” Sov. Phys. Usp. 31 372–379 (1988)

Book reviews

I.L. Fabelinskii “Nonlinear optics” Sov. Phys. Usp. 31 380–381 (1988)

A.P. Silin “Low-energy electron diffraction” Sov. Phys. Usp. 31 381–381 (1988)

A.M. Gulyan “Phonons in condensed matter” Sov. Phys. Usp. 31 382–383 (1988)

B.A. Volkov “Semiconductor encyclopedia—once again” Sov. Phys. Usp. 31 384–384 (1988)