TY - BOOK AU - Akhnazarov,K.S. AU - Emelianov,B.A. AU - Kaminker,D.M. TI - Suppressing backround and increasing luminosity of a β - spectrometer of internal target type for an investigation of the (n, e) reaction T2 - Academy of sciences of the USSR. Leningrad nuclear physics institute PY - 1976/// CY - Leningrad PB - [s. n.] ER -