LDR 00794naa#a2200169#i#450# 001 EN\FGBOU VO "PETERBURGSKIY GOSUDARSTVENNYY UNIVERSITET PUTEY SOOBSCHENIYA IMPERATORA ALEKSANDRA I"\bibl\6a84bc7d94fbba14f7869e05 005 20260820010455.4 100 ## _a20160325b2016####ek#y0engy0150####ca 101 0# _aRUS 102 ## _aRU 200 1# _aDevelopment of signaling, centralization and blocking devices during the period of industrial capitalism (1861-1900). Part 3: Traffi c control on open lines _eJournal article 210 1# _aSaint-Petersburg _cFSBEI HE "Emperor Alexander I St. Petersburg State Transport University" _d2016 215 ## _a7 с. 608 ## _aJournal article _2local 675 ## _aМеры безопасности. Сигналы. 656.25 _zRUS 700 #1 _aLupal _gNikolay V 856 4# _aitt-pgups.ru _u