TY  JOUR
TI  Choice of Development Trend of Bell System  at the Beginning of the 20th Century
KW  Bell System
KW  AT&T
KW  economic crisis of 1907
KW  Hammond V. Hayes
KW  John Joseph Carty
KW  Frank B. Jewett
KW  repeater
KW  New York – San Francisco telephone line
KW  Colpitts research group
JO  Infocommunications and Radio Technologies
AU  Pestrikov, V.M.
PY  2022
IS  5
PB  Federal State Educational Institution of Higher Education Sevastopol State University