Vol. 18 Issue 5

SEPTEMBER-OCTOBER 1987

P.N. Bogolyubov, A. E. Dorokhov
Present status of the quark bag model

N. V. Mokhov
Simulation of hadronic and electromagnetic cascades in the elements of superconducting accelerators and particle detectors at energies up to 20 TeV

N.A. Chernikov
Difficult questions of relativity theory

D.P. Sorokin, V.I. Tkach
Spontaneous compactification of subspaces in Kaluza-Klein theories

B. Sitar
New directions in the development of drift chambers

A. I. Ronzhin
Cherenkov radiation-ring spectrometers in accelerator experiments